21154842

素因数分解:

$2^1\times 3^2\times {\mathrm{311}}^1\times {\mathrm{3779}}^1$

素因数の和:4098

約数の個数: 24

約数和(自身を含む): 45995040

約数和(自身を除く): 24840198

約数列:

[1, 2, 3, 6, 9, 18, 311, 622, 933, 1866, 2799, 3779, 5598, 7558, 11337, 22674, 34011, 68022, 1175269, 2350538, 3525807, 7051614, 10577421, 21154842]

約数ペア:

[(1, 21154842), (2, 10577421), (3, 7051614), (6, 3525807), (9, 2350538), (18, 1175269), (311, 68022), (622, 34011), (933, 22674), (1866, 11337), (2799, 7558), (3779, 5598)]