21715696681

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{11087}}^1\times {\mathrm{3833}}^1$

素因数の和:15000

約数の個数: 16

約数和(自身を含む): 25166744064

約数和(自身を除く): 3451047383

約数列:

[1, 7, 73, 511, 3833, 11087, 26831, 77609, 279809, 809351, 1958663, 5665457, 42496471, 297475297, 3102242383, 21715696681]

約数ペア:

[(1, 21715696681), (7, 3102242383), (73, 297475297), (511, 42496471), (3833, 5665457), (11087, 1958663), (26831, 809351), (77609, 279809)]