21847401

素因数分解:

$3^6\times {\mathrm{23}}^1\times {\mathrm{1303}}^1$

素因数の和:1344

約数の個数: 28

約数和(自身を含む): 34206528

約数和(自身を除く): 12359127

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 729, 1303, 1863, 3909, 5589, 11727, 16767, 29969, 35181, 89907, 105543, 269721, 316629, 809163, 949887, 2427489, 7282467, 21847401]

約数ペア:

[(1, 21847401), (3, 7282467), (9, 2427489), (23, 949887), (27, 809163), (69, 316629), (81, 269721), (207, 105543), (243, 89907), (621, 35181), (729, 29969), (1303, 16767), (1863, 11727), (3909, 5589)]