21666846

素因数分解:

$2^1\times 3^1\times {\mathrm{113}}^1\times {\mathrm{31957}}^1$

素因数の和:32075

約数の個数: 16

約数和(自身を含む): 43718544

約数和(自身を除く): 22051698

約数列:

[1, 2, 3, 6, 113, 226, 339, 678, 31957, 63914, 95871, 191742, 3611141, 7222282, 10833423, 21666846]

約数ペア:

[(1, 21666846), (2, 10833423), (3, 7222282), (6, 3611141), (113, 191742), (226, 95871), (339, 63914), (678, 31957)]