21000901336

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1509553}}^1$

素因数の和:1509643

約数の個数: 32

約数和(自身を含む): 41301397440

約数和(自身を除く): 20300496104

約数列:

[1, 2, 4, 8, 37, 47, 74, 94, 148, 188, 296, 376, 1739, 3478, 6956, 13912, 1509553, 3019106, 6038212, 12076424, 55853461, 70948991, 111706922, 141897982, 223413844, 283795964, 446827688, 567591928, 2625112667, 5250225334, 10500450668, 21000901336]

約数ペア:

[(1, 21000901336), (2, 10500450668), (4, 5250225334), (8, 2625112667), (37, 567591928), (47, 446827688), (74, 283795964), (94, 223413844), (148, 141897982), (188, 111706922), (296, 70948991), (376, 55853461), (1739, 12076424), (3478, 6038212), (6956, 3019106), (13912, 1509553)]