21579804

素因数分解:

$2^2\times 3^3\times {\mathrm{199813}}^1$

素因数の和:199826

約数の個数: 24

約数和(自身を含む): 55947920

約数和(自身を除く): 34368116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 199813, 399626, 599439, 799252, 1198878, 1798317, 2397756, 3596634, 5394951, 7193268, 10789902, 21579804]

約数ペア:

[(1, 21579804), (2, 10789902), (3, 7193268), (4, 5394951), (6, 3596634), (9, 2397756), (12, 1798317), (18, 1198878), (27, 799252), (36, 599439), (54, 399626), (108, 199813)]