20213717111

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{341777}}^1$

素因数の和:341879

約数の個数: 24

約数和(自身を含む): 25247824416

約数和(自身を除く): 5034107305

約数列:

[1, 7, 17, 49, 71, 119, 497, 833, 1207, 3479, 8449, 59143, 341777, 2392439, 5810209, 16747073, 24266167, 40671463, 169863169, 284700241, 412524839, 1189042183, 2887673873, 20213717111]

約数ペア:

[(1, 20213717111), (7, 2887673873), (17, 1189042183), (49, 412524839), (71, 284700241), (119, 169863169), (497, 40671463), (833, 24266167), (1207, 16747073), (3479, 5810209), (8449, 2392439), (59143, 341777)]