21586959

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{17011}}^1$

素因数の和:17067

約数の個数: 16

約数和(自身を含む): 32663040

約数和(自身を除く): 11076081

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 17011, 51033, 153099, 459297, 799517, 2398551, 7195653, 21586959]

約数ペア:

[(1, 21586959), (3, 7195653), (9, 2398551), (27, 799517), (47, 459297), (141, 153099), (423, 51033), (1269, 17011)]