1, 2, 4, 7, 14, 28
(28,1)(14,2)(7,4)
There are 3 factor pairs of 28. 28 = 1 x 28 28 = 2 x 14 28 = 4 x 7
The factor pairs of 21 are:1, 213, 7Therefore, the number 21 has two pairs of positive integer factors.
1, 28 2, 14 4, 7
Factor pairs of 84 are: 2 x 42, 3 x 28, 4 x 21, 6 x 84, 7 x 12
(6375,1)(2125,3)(1275,5)(425,15)(375,17)(255,25)(125,51)(85,75)
The factor pairs of 28 are :28,114,27,4
The factor pairs of 28 are 1*28, 2*14, and 4*7
There are 3 factor pairs of 28. 28 = 1 x 28 28 = 2 x 14 28 = 4 x 7
28 has three factor pairs which are:28 = 1 x 2828 = 2 x 1428 = 4 x 7
These are the factor pairs:1750,1875,2350,5250,7175,10125,1470,2550,35
The difference is between factor pairs and distinct factors. With square numbers, one of the factor pairs will be the same number twice. When listing the distinct factors, that number is only listed once.
How they're listed. The factors of 20 are 1, 2, 4, 5, 10, 20 The factor pairs of 20 are (20,1)(10,2)(5,4)
28,114,27,4
1,24
Factors: 1, 3, 9, 27. Pairs: (1,27);(3,9).
The factors of 8 are: 1,2,4,and 8. The factor pairs of 8 are: 1x8 2x4 These are the only two factor pairs
The factor pairs of 26 are the pairs of numbers that, when multiplied together, equal 26. The factor pairs of 26 are (1, 26) and (2, 13). These pairs represent the integer factors of 26.