21516707

素因数分解:

${\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{2131}}^1$

素因数の和:2593

約数の個数: 8

約数和(自身を含む): 22513920

約数和(自身を除く): 997213

約数列:

[1, 23, 439, 2131, 10097, 49013, 935509, 21516707]

約数ペア:

[(1, 21516707), (23, 935509), (439, 49013), (2131, 10097)]