21173794

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{1733}}^1$

素因数の和:1925

約数の個数: 16

約数和(自身を含む): 32772600

約数和(自身を除く): 11598806

約数列:

[1, 2, 41, 82, 149, 298, 1733, 3466, 6109, 12218, 71053, 142106, 258217, 516434, 10586897, 21173794]

約数ペア:

[(1, 21173794), (2, 10586897), (41, 516434), (82, 258217), (149, 142106), (298, 71053), (1733, 12218), (3466, 6109)]