21015123

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{2017}}^1$

素因数の和:2194

約数の個数: 16

約数和(自身を含む): 29446656

約数和(自身を除く): 8431533

約数列:

[1, 3, 23, 69, 151, 453, 2017, 3473, 6051, 10419, 46391, 139173, 304567, 913701, 7005041, 21015123]

約数ペア:

[(1, 21015123), (3, 7005041), (23, 913701), (69, 304567), (151, 139173), (453, 46391), (2017, 10419), (3473, 6051)]