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For divisors in algebraic geometry, see Divisor (algebraic Geometry) .


In Mathematics , a divisor of an Integer ''n'', also called a '''factor''' of ''n'', is an integer which evenly divides ''n'' without leaving a Remainder .


EXPLANATION

  In General, We Say ''m''''n'' (read: ''m'' Divides ''n'') For Non-zero Integers ''m'' And ''n'' "http://wwwinformationdelightinfo/information/entry/if_and_only_if" class="copylinks">Iff there exists an integer ''k'' such that ''n'' = ''km'' Thus, divisors can be Negative as well as positive, although often we restrict our attention to positive divisors (For example, there are six divisors of four, 1, 2, 4, &minus1, &minus2, &minus4, but one would usually mention only the positive ones, 1, 2, and 4)
  If ''a'' ''b'' And ''b'' ''c'', Then ''a'' ''c'' ( "http://wwwinformationdelightinfo/information/entry/transitive_relation" class="copylinks">Transitive Relation )
  If ''a'' ''b'' And ''b'' ''a'', Then ''a'' ''b'' or ''a'' = &minus''b''
  If ''a'' ''bc'', And "http://wwwinformationdelightinfo/information/entry/greatest_common_divisor" class="copylinks">Gcd (''a'',''b'') = 1, then ''a'' ''c'' ( Euclid's Lemma )