2021126887

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{30671}}^1$

素因数の和:30858

約数の個数: 16

約数和(自身を含む): 2251815552

約数和(自身を除く): 230688665

約数列:

[1, 13, 37, 137, 481, 1781, 5069, 30671, 65897, 398723, 1134827, 4201927, 14752751, 54625051, 155471299, 2021126887]

約数ペア:

[(1, 2021126887), (13, 155471299), (37, 54625051), (137, 14752751), (481, 4201927), (1781, 1134827), (5069, 398723), (30671, 65897)]