20421731

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{45281}}^1$

素因数の和:45333

約数の個数: 8

約数和(自身を含む): 22822128

約数和(自身を除く): 2400397

約数列:

[1, 11, 41, 451, 45281, 498091, 1856521, 20421731]

約数ペア:

[(1, 20421731), (11, 1856521), (41, 498091), (451, 45281)]