21534031310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{751}}^1\times {\mathrm{260671}}^1$

素因数の和:261440

約数の個数: 32

約数和(自身を含む): 42341474304

約数和(自身を除く): 20807442994

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 751, 1502, 3755, 7510, 8261, 16522, 41305, 82610, 260671, 521342, 1303355, 2606710, 2867381, 5734762, 14336905, 28673810, 195763921, 391527842, 978819605, 1957639210, 2153403131, 4306806262, 10767015655, 21534031310]

約数ペア:

[(1, 21534031310), (2, 10767015655), (5, 4306806262), (10, 2153403131), (11, 1957639210), (22, 978819605), (55, 391527842), (110, 195763921), (751, 28673810), (1502, 14336905), (3755, 5734762), (7510, 2867381), (8261, 2606710), (16522, 1303355), (41305, 521342), (82610, 260671)]