21058292

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{181537}}^1$

素因数の和:181570

約数の個数: 12

約数和(自身を含む): 38122980

約数和(自身を除く): 17064688

約数列:

[1, 2, 4, 29, 58, 116, 181537, 363074, 726148, 5264573, 10529146, 21058292]

約数ペア:

[(1, 21058292), (2, 10529146), (4, 5264573), (29, 726148), (58, 363074), (116, 181537)]