21710966

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{2693}}^1$

素因数の和:2863

約数の個数: 16

約数和(自身を含む): 33944400

約数和(自身を除く): 12233434

約数列:

[1, 2, 29, 58, 139, 278, 2693, 4031, 5386, 8062, 78097, 156194, 374327, 748654, 10855483, 21710966]

約数ペア:

[(1, 21710966), (2, 10855483), (29, 748654), (58, 374327), (139, 156194), (278, 78097), (2693, 8062), (4031, 5386)]