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The factors of 21 are 1, 3, 7, and 21.

The factors of 36 are 1, 2, 3, 4, 6, 9, 12, 18, and 36

The factors of 14 are 1, 2, 7 and 14.

gcf's:

21 and 14: 7

21 and 36: 3

36 and 14: 2

36, 14, and 21: 1

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12y ago

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