21674302

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{2143}}^1$

素因数の和:2547

約数の個数: 16

約数和(自身を含む): 35118720

約数和(自身を除く): 13444418

約数列:

[1, 2, 13, 26, 389, 778, 2143, 4286, 5057, 10114, 27859, 55718, 833627, 1667254, 10837151, 21674302]

約数ペア:

[(1, 21674302), (2, 10837151), (13, 1667254), (26, 833627), (389, 55718), (778, 27859), (2143, 10114), (4286, 5057)]