21065724

素因数分解:

$2^2\times 3^3\times {\mathrm{195053}}^1$

素因数の和:195066

約数の個数: 24

約数和(自身を含む): 54615120

約数和(自身を除く): 33549396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 195053, 390106, 585159, 780212, 1170318, 1755477, 2340636, 3510954, 5266431, 7021908, 10532862, 21065724]

約数ペア:

[(1, 21065724), (2, 10532862), (3, 7021908), (4, 5266431), (6, 3510954), (9, 2340636), (12, 1755477), (18, 1170318), (27, 780212), (36, 585159), (54, 390106), (108, 195053)]