21723051

素因数分解:

$3^1\times 7^1\times {\mathrm{709}}^1\times {\mathrm{1459}}^1$

素因数の和:2178

約数の個数: 16

約数和(自身を含む): 33171200

約数和(自身を除く): 11448149

約数列:

[1, 3, 7, 21, 709, 1459, 2127, 4377, 4963, 10213, 14889, 30639, 1034431, 3103293, 7241017, 21723051]

約数ペア:

[(1, 21723051), (3, 7241017), (7, 3103293), (21, 1034431), (709, 30639), (1459, 14889), (2127, 10213), (4377, 4963)]