21432874

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{2953}}^1$

素因数の和:3165

約数の個数: 16

約数和(自身を含む): 34030080

約数和(自身を除く): 12597206

約数列:

[1, 2, 19, 38, 191, 382, 2953, 3629, 5906, 7258, 56107, 112214, 564023, 1128046, 10716437, 21432874]

約数ペア:

[(1, 21432874), (2, 10716437), (19, 1128046), (38, 564023), (191, 112214), (382, 56107), (2953, 7258), (3629, 5906)]