21171798

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{40559}}^1$

素因数の和:40596

約数の個数: 24

約数和(自身を含む): 47455200

約数和(自身を除く): 26283402

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 40559, 81118, 121677, 243354, 365031, 730062, 1176211, 2352422, 3528633, 7057266, 10585899, 21171798]

約数ペア:

[(1, 21171798), (2, 10585899), (3, 7057266), (6, 3528633), (9, 2352422), (18, 1176211), (29, 730062), (58, 365031), (87, 243354), (174, 121677), (261, 81118), (522, 40559)]