2021950730

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4702211}}^1$

素因数の和:4702261

約数の個数: 16

約数和(自身を含む): 3724151904

約数和(自身を除く): 1702201174

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 4702211, 9404422, 23511055, 47022110, 202195073, 404390146, 1010975365, 2021950730]

約数ペア:

[(1, 2021950730), (2, 1010975365), (5, 404390146), (10, 202195073), (43, 47022110), (86, 23511055), (215, 9404422), (430, 4702211)]