21138282

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{106759}}^1$

素因数の和:106778

約数の個数: 24

約数和(自身を含む): 49963680

約数和(自身を除く): 28825398

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 106759, 213518, 320277, 640554, 960831, 1174349, 1921662, 2348698, 3523047, 7046094, 10569141, 21138282]

約数ペア:

[(1, 21138282), (2, 10569141), (3, 7046094), (6, 3523047), (9, 2348698), (11, 1921662), (18, 1174349), (22, 960831), (33, 640554), (66, 320277), (99, 213518), (198, 106759)]