21931844

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{3301}}^1$

素因数の和:3467

約数の個数: 24

約数和(自身を含む): 42159936

約数和(自身を除く): 20228092

約数列:

[1, 2, 4, 11, 22, 44, 151, 302, 604, 1661, 3301, 3322, 6602, 6644, 13204, 36311, 72622, 145244, 498451, 996902, 1993804, 5482961, 10965922, 21931844]

約数ペア:

[(1, 21931844), (2, 10965922), (4, 5482961), (11, 1993804), (22, 996902), (44, 498451), (151, 145244), (302, 72622), (604, 36311), (1661, 13204), (3301, 6644), (3322, 6602)]