2021084900

素因数分解:

$2^2\times 5^2\times {\mathrm{20210849}}^1$

素因数の和:20210863

約数の個数: 18

約数和(自身を含む): 4385754450

約数和(自身を除く): 2364669550

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 20210849, 40421698, 80843396, 101054245, 202108490, 404216980, 505271225, 1010542450, 2021084900]

約数ペア:

[(1, 2021084900), (2, 1010542450), (4, 505271225), (5, 404216980), (10, 202108490), (20, 101054245), (25, 80843396), (50, 40421698), (100, 20210849)]