21246350

素因数分解:

$2^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{9041}}^1$

素因数の和:9100

約数の個数: 24

約数和(自身を含む): 40363488

約数和(自身を除く): 19117138

約数列:

[1, 2, 5, 10, 25, 47, 50, 94, 235, 470, 1175, 2350, 9041, 18082, 45205, 90410, 226025, 424927, 452050, 849854, 2124635, 4249270, 10623175, 21246350]

約数ペア:

[(1, 21246350), (2, 10623175), (5, 4249270), (10, 2124635), (25, 849854), (47, 452050), (50, 424927), (94, 226025), (235, 90410), (470, 45205), (1175, 18082), (2350, 9041)]