21522683

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1451}}^1$

素因数の和:1634

約数の個数: 16

約数和(自身を含む): 26670336

約数和(自身を除く): 5147653

約数列:

[1, 7, 13, 91, 163, 1141, 1451, 2119, 10157, 14833, 18863, 132041, 236513, 1655591, 3074669, 21522683]

約数ペア:

[(1, 21522683), (7, 3074669), (13, 1655591), (91, 236513), (163, 132041), (1141, 18863), (1451, 14833), (2119, 10157)]