210524620

素因数分解:

$2^2\times 5^1\times {\mathrm{2161}}^1\times {\mathrm{4871}}^1$

素因数の和:7041

約数の個数: 24

約数和(自身を含む): 442397088

約数和(自身を除く): 231872468

約数列:

[1, 2, 4, 5, 10, 20, 2161, 4322, 4871, 8644, 9742, 10805, 19484, 21610, 24355, 43220, 48710, 97420, 10526231, 21052462, 42104924, 52631155, 105262310, 210524620]

約数ペア:

[(1, 210524620), (2, 105262310), (4, 52631155), (5, 42104924), (10, 21052462), (20, 10526231), (2161, 97420), (4322, 48710), (4871, 43220), (8644, 24355), (9742, 21610), (10805, 19484)]