21926050

素因数分解:

$2^1\times 5^2\times {\mathrm{438521}}^1$

素因数の和:438533

約数の個数: 12

約数和(自身を含む): 40782546

約数和(自身を除く): 18856496

約数列:

[1, 2, 5, 10, 25, 50, 438521, 877042, 2192605, 4385210, 10963025, 21926050]

約数ペア:

[(1, 21926050), (2, 10963025), (5, 4385210), (10, 2192605), (25, 877042), (50, 438521)]