21719113

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{23531}}^1$

素因数の和:23615

約数の個数: 8

約数和(自身を含む): 23720256

約数和(自身を除く): 2001143

約数列:

[1, 13, 71, 923, 23531, 305903, 1670701, 21719113]

約数ペア:

[(1, 21719113), (13, 1670701), (71, 305903), (923, 23531)]