21837663

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:431

約数の個数: 24

約数和(自身を含む): 32292000

約数和(自身を除く): 10454337

約数列:

[1, 3, 9, 89, 137, 199, 267, 411, 597, 801, 1233, 1791, 12193, 17711, 27263, 36579, 53133, 81789, 109737, 159399, 245367, 2426407, 7279221, 21837663]

約数ペア:

[(1, 21837663), (3, 7279221), (9, 2426407), (89, 245367), (137, 159399), (199, 109737), (267, 81789), (411, 53133), (597, 36579), (801, 27263), (1233, 17711), (1791, 12193)]