21227982

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{82279}}^1$

素因数の和:82327

約数の個数: 16

約数和(自身を含む): 43443840

約数和(自身を除く): 22215858

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 82279, 164558, 246837, 493674, 3537997, 7075994, 10613991, 21227982]

約数ペア:

[(1, 21227982), (2, 10613991), (3, 7075994), (6, 3537997), (43, 493674), (86, 246837), (129, 164558), (258, 82279)]