20210581427

素因数分解:

${\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{19489471}}^1$

素因数の和:19489549

約数の個数: 8

約数和(自身を含む): 21750250752

約数和(自身を除く): 1539669325

約数列:

[1, 17, 61, 1037, 19489471, 331321007, 1188857731, 20210581427]

約数ペア:

[(1, 20210581427), (17, 1188857731), (61, 331321007), (1037, 19489471)]