21728136

素因数分解:

$2^3\times 3^1\times {\mathrm{905339}}^1$

素因数の和:905348

約数の個数: 16

約数和(自身を含む): 54320400

約数和(自身を除く): 32592264

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 905339, 1810678, 2716017, 3621356, 5432034, 7242712, 10864068, 21728136]

約数ペア:

[(1, 21728136), (2, 10864068), (3, 7242712), (4, 5432034), (6, 3621356), (8, 2716017), (12, 1810678), (24, 905339)]