21852752

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{80341}}^1$

素因数の和:80366

約数の個数: 20

約数和(自身を含む): 44830836

約数和(自身を除く): 22978084

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 80341, 160682, 321364, 642728, 1285456, 1365797, 2731594, 5463188, 10926376, 21852752]

約数ペア:

[(1, 21852752), (2, 10926376), (4, 5463188), (8, 2731594), (16, 1365797), (17, 1285456), (34, 642728), (68, 321364), (136, 160682), (272, 80341)]