Sagot :
21 = 1 x 21, 3 x 7,
84 = 1 x 84, 2 x 42, 3 x 84, 4 x 21, 6 x 14, 12 x 7.
Common Factors:
1, 21, 7
Greatest Common Factor:
21
84 = 1 x 84, 2 x 42, 3 x 84, 4 x 21, 6 x 14, 12 x 7.
Common Factors:
1, 21, 7
Greatest Common Factor:
21
Factors of 21: 1, 3, 7, 21
Factors of 84: 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84
Common Factors: 1, 3, 7, 21
Factors of 84: 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84
Common Factors: 1, 3, 7, 21