21294888

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{12497}}^1$

素因数の和:12577

約数の個数: 32

約数和(自身を含む): 53991360

約数和(自身を除く): 32696472

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 213, 284, 426, 568, 852, 1704, 12497, 24994, 37491, 49988, 74982, 99976, 149964, 299928, 887287, 1774574, 2661861, 3549148, 5323722, 7098296, 10647444, 21294888]

約数ペア:

[(1, 21294888), (2, 10647444), (3, 7098296), (4, 5323722), (6, 3549148), (8, 2661861), (12, 1774574), (24, 887287), (71, 299928), (142, 149964), (213, 99976), (284, 74982), (426, 49988), (568, 37491), (852, 24994), (1704, 12497)]