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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The greatest common factor of 36, 14, and 21 is ' 1 '.
The GCF is 3.
The GCF is 2.
The GCF is 1.
The LCM is: 441The GCF is: 7