21411459

素因数分解:

$3^6\times {\mathrm{23}}^1\times {\mathrm{1277}}^1$

素因数の和:1318

約数の個数: 28

約数和(自身を含む): 33524496

約数和(自身を除く): 12113037

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 729, 1277, 1863, 3831, 5589, 11493, 16767, 29371, 34479, 88113, 103437, 264339, 310311, 793017, 930933, 2379051, 7137153, 21411459]

約数ペア:

[(1, 21411459), (3, 7137153), (9, 2379051), (23, 930933), (27, 793017), (69, 310311), (81, 264339), (207, 103437), (243, 88113), (621, 34479), (729, 29371), (1277, 16767), (1863, 11493), (3831, 5589)]