20826876

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{247939}}^1$

素因数の和:247953

約数の個数: 24

約数和(自身を含む): 55538560

約数和(自身を除く): 34711684

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 247939, 495878, 743817, 991756, 1487634, 1735573, 2975268, 3471146, 5206719, 6942292, 10413438, 20826876]

約数ペア:

[(1, 20826876), (2, 10413438), (3, 6942292), (4, 5206719), (6, 3471146), (7, 2975268), (12, 1735573), (14, 1487634), (21, 991756), (28, 743817), (42, 495878), (84, 247939)]