21791150

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{11779}}^1$

素因数の和:11828

約数の個数: 24

約数和(自身を含む): 41630520

約数和(自身を除く): 19839370

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 185, 370, 925, 1850, 11779, 23558, 58895, 117790, 294475, 435823, 588950, 871646, 2179115, 4358230, 10895575, 21791150]

約数ペア:

[(1, 21791150), (2, 10895575), (5, 4358230), (10, 2179115), (25, 871646), (37, 588950), (50, 435823), (74, 294475), (185, 117790), (370, 58895), (925, 23558), (1850, 11779)]