202119100

素因数分解:

$2^2\times 5^2\times {\mathrm{2021191}}^1$

素因数の和:2021205

約数の個数: 18

約数和(自身を含む): 438598664

約数和(自身を除く): 236479564

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2021191, 4042382, 8084764, 10105955, 20211910, 40423820, 50529775, 101059550, 202119100]

約数ペア:

[(1, 202119100), (2, 101059550), (4, 50529775), (5, 40423820), (10, 20211910), (20, 10105955), (25, 8084764), (50, 4042382), (100, 2021191)]