21083946

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{270307}}^1$

素因数の和:270325

約数の個数: 16

約数和(自身を含む): 45411744

約数和(自身を除く): 24327798

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 270307, 540614, 810921, 1621842, 3513991, 7027982, 10541973, 21083946]

約数ペア:

[(1, 21083946), (2, 10541973), (3, 7027982), (6, 3513991), (13, 1621842), (26, 810921), (39, 540614), (78, 270307)]