20962347

素因数分解:

$3^1\times 7^2\times {\mathrm{142601}}^1$

素因数の和:142618

約数の個数: 12

約数和(自身を含む): 32513256

約数和(自身を除く): 11550909

約数列:

[1, 3, 7, 21, 49, 147, 142601, 427803, 998207, 2994621, 6987449, 20962347]

約数ペア:

[(1, 20962347), (3, 6987449), (7, 2994621), (21, 998207), (49, 427803), (147, 142601)]