21317404570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{33721}}^1$

素因数の和:34567

約数の個数: 64

約数和(自身を含む): 47899268352

約数和(自身を除く): 26581863782

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 821, 1642, 4105, 5747, 8210, 9031, 11494, 18062, 28735, 33721, 45155, 57470, 63217, 67442, 90310, 126434, 168605, 236047, 316085, 337210, 370931, 472094, 632170, 741862, 1180235, 1854655, 2360470, 2596517, 3709310, 5193034, 12982585, 25965170, 27684941, 55369882, 138424705, 193794587, 276849410, 304534351, 387589174, 609068702, 968972935, 1522671755, 1937945870, 2131740457, 3045343510, 4263480914, 10658702285, 21317404570]

約数ペア:

[(1, 21317404570), (2, 10658702285), (5, 4263480914), (7, 3045343510), (10, 2131740457), (11, 1937945870), (14, 1522671755), (22, 968972935), (35, 609068702), (55, 387589174), (70, 304534351), (77, 276849410), (110, 193794587), (154, 138424705), (385, 55369882), (770, 27684941), (821, 25965170), (1642, 12982585), (4105, 5193034), (5747, 3709310), (8210, 2596517), (9031, 2360470), (11494, 1854655), (18062, 1180235), (28735, 741862), (33721, 632170), (45155, 472094), (57470, 370931), (63217, 337210), (67442, 316085), (90310, 236047), (126434, 168605)]