21082578

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{319433}}^1$

素因数の和:319449

約数の個数: 16

約数和(自身を含む): 45998496

約数和(自身を除く): 24915918

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 319433, 638866, 958299, 1916598, 3513763, 7027526, 10541289, 21082578]

約数ペア:

[(1, 21082578), (2, 10541289), (3, 7027526), (6, 3513763), (11, 1916598), (22, 958299), (33, 638866), (66, 319433)]