27621531

素因数分解:

$3^2\times 7^1\times {\mathrm{337}}^1\times {\mathrm{1301}}^1$

素因数の和:1651

約数の個数: 24

約数和(自身を含む): 45767904

約数和(自身を除く): 18146373

約数列:

[1, 3, 7, 9, 21, 63, 337, 1011, 1301, 2359, 3033, 3903, 7077, 9107, 11709, 21231, 27321, 81963, 438437, 1315311, 3069059, 3945933, 9207177, 27621531]

約数ペア:

[(1, 27621531), (3, 9207177), (7, 3945933), (9, 3069059), (21, 1315311), (63, 438437), (337, 81963), (1011, 27321), (1301, 21231), (2359, 11709), (3033, 9107), (3903, 7077)]