21082974

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{319439}}^1$

素因数の和:319455

約数の個数: 16

約数和(自身を含む): 45999360

約数和(自身を除く): 24916386

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 319439, 638878, 958317, 1916634, 3513829, 7027658, 10541487, 21082974]

約数ペア:

[(1, 21082974), (2, 10541487), (3, 7027658), (6, 3513829), (11, 1916634), (22, 958317), (33, 638878), (66, 319439)]