2021115603

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{163481}}^1$

素因数の和:163814

約数の個数: 16

約数和(自身を含む): 2911287456

約数和(自身を除く): 890171853

約数列:

[1, 3, 13, 39, 317, 951, 4121, 12363, 163481, 490443, 2125253, 6375759, 51823477, 155470431, 673705201, 2021115603]

約数ペア:

[(1, 2021115603), (3, 673705201), (13, 155470431), (39, 51823477), (317, 6375759), (951, 2125253), (4121, 490443), (12363, 163481)]