21611822

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{1031}}^1$

素因数の和:1303

約数の個数: 16

約数和(自身を含む): 33288192

約数和(自身を除く): 11676370

約数列:

[1, 2, 47, 94, 223, 446, 1031, 2062, 10481, 20962, 48457, 96914, 229913, 459826, 10805911, 21611822]

約数ペア:

[(1, 21611822), (2, 10805911), (47, 459826), (94, 229913), (223, 96914), (446, 48457), (1031, 20962), (2062, 10481)]