8421807

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2081}}^1$

素因数の和:2174

約数の個数: 16

約数和(自身を含む): 11992320

約数和(自身を除く): 3570513

約数列:

[1, 3, 19, 57, 71, 213, 1349, 2081, 4047, 6243, 39539, 118617, 147751, 443253, 2807269, 8421807]

約数ペア:

[(1, 8421807), (3, 2807269), (19, 443253), (57, 147751), (71, 118617), (213, 39539), (1349, 6243), (2081, 4047)]