2021014900

素因数分解:

$2^2\times 5^2\times {\mathrm{20210149}}^1$

素因数の和:20210163

約数の個数: 18

約数和(自身を含む): 4385602550

約数和(自身を除く): 2364587650

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 20210149, 40420298, 80840596, 101050745, 202101490, 404202980, 505253725, 1010507450, 2021014900]

約数ペア:

[(1, 2021014900), (2, 1010507450), (4, 505253725), (5, 404202980), (10, 202101490), (20, 101050745), (25, 80840596), (50, 40420298), (100, 20210149)]