2021906870

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4702109}}^1$

素因数の和:4702159

約数の個数: 16

約数和(自身を含む): 3724071120

約数和(自身を除く): 1702164250

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 4702109, 9404218, 23510545, 47021090, 202190687, 404381374, 1010953435, 2021906870]

約数ペア:

[(1, 2021906870), (2, 1010953435), (5, 404381374), (10, 202190687), (43, 47021090), (86, 23510545), (215, 9404218), (430, 4702109)]