21184392160

素因数分解:

$2^5\times 5^1\times {\mathrm{132402451}}^1$

素因数の和:132402466

約数の個数: 24

約数和(自身を含む): 50048126856

約数和(自身を除く): 28863734696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 132402451, 264804902, 529609804, 662012255, 1059219608, 1324024510, 2118439216, 2648049020, 4236878432, 5296098040, 10592196080, 21184392160]

約数ペア:

[(1, 21184392160), (2, 10592196080), (4, 5296098040), (5, 4236878432), (8, 2648049020), (10, 2118439216), (16, 1324024510), (20, 1059219608), (32, 662012255), (40, 529609804), (80, 264804902), (160, 132402451)]