21859497

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{6691}}^1$

素因数の和:6722

約数の個数: 24

約数和(自身を含む): 35601440

約数和(自身を除く): 13741943

約数列:

[1, 3, 9, 11, 27, 33, 99, 121, 297, 363, 1089, 3267, 6691, 20073, 60219, 73601, 180657, 220803, 662409, 809611, 1987227, 2428833, 7286499, 21859497]

約数ペア:

[(1, 21859497), (3, 7286499), (9, 2428833), (11, 1987227), (27, 809611), (33, 662409), (99, 220803), (121, 180657), (297, 73601), (363, 60219), (1089, 20073), (3267, 6691)]