21241054

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{4049}}^1$

素因数の和:4155

約数の個数: 16

約数和(自身を含む): 33145200

約数和(自身を除く): 11904146

約数列:

[1, 2, 43, 61, 86, 122, 2623, 4049, 5246, 8098, 174107, 246989, 348214, 493978, 10620527, 21241054]

約数ペア:

[(1, 21241054), (2, 10620527), (43, 493978), (61, 348214), (86, 246989), (122, 174107), (2623, 8098), (4049, 5246)]