21588886

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{20879}}^1$

素因数の和:20939

約数の個数: 16

約数和(自身を含む): 36080640

約数和(自身を除く): 14491754

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 20879, 41758, 229669, 459338, 981313, 1962626, 10794443, 21588886]

約数ペア:

[(1, 21588886), (2, 10794443), (11, 1962626), (22, 981313), (47, 459338), (94, 229669), (517, 41758), (1034, 20879)]