21888876207

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{1900571}}^1$

素因数の和:1900934

約数の個数: 16

約数和(自身を含む): 31929609600

約数和(自身を除く): 10040733393

約数列:

[1, 3, 11, 33, 349, 1047, 3839, 11517, 1900571, 5701713, 20906281, 62718843, 663299279, 1989897837, 7296292069, 21888876207]

約数ペア:

[(1, 21888876207), (3, 7296292069), (11, 1989897837), (33, 663299279), (349, 62718843), (1047, 20906281), (3839, 5701713), (11517, 1900571)]