2021609900

素因数分解:

$2^2\times 5^2\times {\mathrm{20216099}}^1$

素因数の和:20216113

約数の個数: 18

約数和(自身を含む): 4386893700

約数和(自身を除く): 2365283800

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 20216099, 40432198, 80864396, 101080495, 202160990, 404321980, 505402475, 1010804950, 2021609900]

約数ペア:

[(1, 2021609900), (2, 1010804950), (4, 505402475), (5, 404321980), (10, 202160990), (20, 101080495), (25, 80864396), (50, 40432198), (100, 20216099)]