21400948

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{6287}}^1$

素因数の和:6351

約数の個数: 24

約数和(自身を含む): 40142592

約数和(自身を除く): 18741644

約数列:

[1, 2, 4, 23, 37, 46, 74, 92, 148, 851, 1702, 3404, 6287, 12574, 25148, 144601, 232619, 289202, 465238, 578404, 930476, 5350237, 10700474, 21400948]

約数ペア:

[(1, 21400948), (2, 10700474), (4, 5350237), (23, 930476), (37, 578404), (46, 465238), (74, 289202), (92, 232619), (148, 144601), (851, 25148), (1702, 12574), (3404, 6287)]