21338242

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1\times {\mathrm{359}}^1$

素因数の和:737

約数の個数: 16

約数和(自身を含む): 32503680

約数和(自身を除く): 11165438

約数列:

[1, 2, 113, 226, 263, 359, 526, 718, 29719, 40567, 59438, 81134, 94417, 188834, 10669121, 21338242]

約数ペア:

[(1, 21338242), (2, 10669121), (113, 188834), (226, 94417), (263, 81134), (359, 59438), (526, 40567), (718, 29719)]