21824564

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{569}}^1$

素因数の和:839

約数の個数: 24

約数和(自身を含む): 39325440

約数和(自身を除く): 17500876

約数列:

[1, 2, 4, 43, 86, 172, 223, 446, 569, 892, 1138, 2276, 9589, 19178, 24467, 38356, 48934, 97868, 126887, 253774, 507548, 5456141, 10912282, 21824564]

約数ペア:

[(1, 21824564), (2, 10912282), (4, 5456141), (43, 507548), (86, 253774), (172, 126887), (223, 97868), (446, 48934), (569, 38356), (892, 24467), (1138, 19178), (2276, 9589)]