2021821990

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1789223}}^1$

素因数の和:1789343

約数の個数: 16

約数和(自身を含む): 3671487648

約数和(自身を除く): 1649665658

約数列:

[1, 2, 5, 10, 113, 226, 565, 1130, 1789223, 3578446, 8946115, 17892230, 202182199, 404364398, 1010910995, 2021821990]

約数ペア:

[(1, 2021821990), (2, 1010910995), (5, 404364398), (10, 202182199), (113, 17892230), (226, 8946115), (565, 3578446), (1130, 1789223)]