21624878

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{193}}^1\times {\mathrm{463}}^1$

素因数の和:680

約数の個数: 24

約数和(自身を含む): 35916384

約数和(自身を除く): 14291506

約数列:

[1, 2, 11, 22, 121, 193, 242, 386, 463, 926, 2123, 4246, 5093, 10186, 23353, 46706, 56023, 89359, 112046, 178718, 982949, 1965898, 10812439, 21624878]

約数ペア:

[(1, 21624878), (2, 10812439), (11, 1965898), (22, 982949), (121, 178718), (193, 112046), (242, 89359), (386, 56023), (463, 46706), (926, 23353), (2123, 10186), (4246, 5093)]