21011627

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{10039}}^1$

素因数の和:10082

約数の個数: 16

約数和(自身を含む): 26987520

約数和(自身を除く): 5975893

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 10039, 70273, 130507, 230897, 913549, 1616279, 3001661, 21011627]

約数ペア:

[(1, 21011627), (7, 3001661), (13, 1616279), (23, 913549), (91, 230897), (161, 130507), (299, 70273), (2093, 10039)]