13220522

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{21961}}^1$

素因数の和:22013

約数の個数: 16

約数和(自身を含む): 23191872

約数和(自身を除く): 9971350

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 21961, 43922, 153727, 307454, 944323, 1888646, 6610261, 13220522]

約数ペア:

[(1, 13220522), (2, 6610261), (7, 1888646), (14, 944323), (43, 307454), (86, 153727), (301, 43922), (602, 21961)]