21046522

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{34961}}^1$

素因数の和:35013

約数の個数: 16

約数和(自身を含む): 36919872

約数和(自身を除く): 15873350

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 34961, 69922, 244727, 489454, 1503323, 3006646, 10523261, 21046522]

約数ペア:

[(1, 21046522), (2, 10523261), (7, 3006646), (14, 1503323), (43, 489454), (86, 244727), (301, 69922), (602, 34961)]