21824710

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53231}}^1$

素因数の和:53279

約数の個数: 16

約数和(自身を含む): 40243392

約数和(自身を除く): 18418682

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 53231, 106462, 266155, 532310, 2182471, 4364942, 10912355, 21824710]

約数ペア:

[(1, 21824710), (2, 10912355), (5, 4364942), (10, 2182471), (41, 532310), (82, 266155), (205, 106462), (410, 53231)]