21654063

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1433}}^1$

素因数の和:1535

約数の個数: 24

約数和(自身を含む): 33108192

約数和(自身を除く): 11454129

約数列:

[1, 3, 9, 23, 69, 73, 207, 219, 657, 1433, 1679, 4299, 5037, 12897, 15111, 32959, 98877, 104609, 296631, 313827, 941481, 2406007, 7218021, 21654063]

約数ペア:

[(1, 21654063), (3, 7218021), (9, 2406007), (23, 941481), (69, 313827), (73, 296631), (207, 104609), (219, 98877), (657, 32959), (1433, 15111), (1679, 12897), (4299, 5037)]