21801834

素因数分解:

$2^1\times 3^2\times {\mathrm{947}}^1\times {\mathrm{1279}}^1$

素因数の和:2234

約数の個数: 24

約数和(自身を含む): 47324160

約数和(自身を除く): 25522326

約数列:

[1, 2, 3, 6, 9, 18, 947, 1279, 1894, 2558, 2841, 3837, 5682, 7674, 8523, 11511, 17046, 23022, 1211213, 2422426, 3633639, 7267278, 10900917, 21801834]

約数ペア:

[(1, 21801834), (2, 10900917), (3, 7267278), (6, 3633639), (9, 2422426), (18, 1211213), (947, 23022), (1279, 17046), (1894, 11511), (2558, 8523), (2841, 7674), (3837, 5682)]