21820333708

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{54010727}}^1$

素因数の和:54010832

約数の個数: 12

約数和(自身を含む): 38563659792

約数和(自身を除く): 16743326084

約数列:

[1, 2, 4, 101, 202, 404, 54010727, 108021454, 216042908, 5455083427, 10910166854, 21820333708]

約数ペア:

[(1, 21820333708), (2, 10910166854), (4, 5455083427), (101, 216042908), (202, 108021454), (404, 54010727)]