21933016

素因数分解:

$2^3\times 7^1\times {\mathrm{391661}}^1$

素因数の和:391674

約数の個数: 16

約数和(自身を含む): 46999440

約数和(自身を除く): 25066424

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 391661, 783322, 1566644, 2741627, 3133288, 5483254, 10966508, 21933016]

約数ペア:

[(1, 21933016), (2, 10966508), (4, 5483254), (7, 3133288), (8, 2741627), (14, 1566644), (28, 783322), (56, 391661)]