21043430396

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{52087699}}^1$

素因数の和:52087804

約数の個数: 12

約数和(自身を含む): 37190617800

約数和(自身を除く): 16147187404

約数列:

[1, 2, 4, 101, 202, 404, 52087699, 104175398, 208350796, 5260857599, 10521715198, 21043430396]

約数ペア:

[(1, 21043430396), (2, 10521715198), (4, 5260857599), (101, 208350796), (202, 104175398), (404, 52087699)]