21687146

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{1601}}^1$

素因数の和:2137

約数の個数: 16

約数和(自身を含む): 35122248

約数和(自身を除く): 13435102

約数列:

[1, 2, 13, 26, 521, 1042, 1601, 3202, 6773, 13546, 20813, 41626, 834121, 1668242, 10843573, 21687146]

約数ペア:

[(1, 21687146), (2, 10843573), (13, 1668242), (26, 834121), (521, 41626), (1042, 20813), (1601, 13546), (3202, 6773)]