1 and 14, 2 and 7
There are 3 factor pairs of 63:63 = 1 x 6363 = 3 x 2163 = 7 x 9
There are 3 factor pairs of 28. 28 = 1 x 28 28 = 2 x 14 28 = 4 x 7
Factor pairs of 84 are: 2 x 42, 3 x 28, 4 x 21, 6 x 84, 7 x 12
(21,-1)(7,-3)(-21,1)(-7,3)
1 and 7
The factor pairs of 14 are 1*14, and 2*7
14 = 1*14, 2*7 14 = 1 x 14 ( 1st factor pairs) = 2 x 7 (2nd factor pairs
1 and 7
The factor pairs of 28 are 1*28, 2*14, and 4*7
1 and 7
Factors of 21 are 1, 3, 7, and 21; the factor pairs are (1 x 21) and (3 x 7).
1 x 7, 7 x 1
100 and 7
The factor pairs of 112 are 1*112, 2*56, 4*28, 7*16, and 8*14
There are two factor pairs of 21: 21 = 1 x 21 21 = 3 x 7
There are three factor pairs:63 = 1 x 6363 = 3 x 2163 = 7 x 9