21946212

素因数分解:

$2^2\times 3^2\times {\mathrm{609617}}^1$

素因数の和:609627

約数の個数: 18

約数和(自身を含む): 55475238

約数和(自身を除く): 33529026

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 609617, 1219234, 1828851, 2438468, 3657702, 5486553, 7315404, 10973106, 21946212]

約数ペア:

[(1, 21946212), (2, 10973106), (3, 7315404), (4, 5486553), (6, 3657702), (9, 2438468), (12, 1828851), (18, 1219234), (36, 609617)]