21272108

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37189}}^1$

素因数の和:37217

約数の個数: 24

約数和(自身を含む): 43735440

約数和(自身を除く): 22463332

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 37189, 74378, 148756, 409079, 483457, 818158, 966914, 1636316, 1933828, 5318027, 10636054, 21272108]

約数ペア:

[(1, 21272108), (2, 10636054), (4, 5318027), (11, 1933828), (13, 1636316), (22, 966914), (26, 818158), (44, 483457), (52, 409079), (143, 148756), (286, 74378), (572, 37189)]