21324951

素因数分解:

$3^5\times {\mathrm{127}}^1\times {\mathrm{691}}^1$

素因数の和:833

約数の個数: 24

約数和(自身を含む): 32241664

約数和(自身を除く): 10916713

約数列:

[1, 3, 9, 27, 81, 127, 243, 381, 691, 1143, 2073, 3429, 6219, 10287, 18657, 30861, 55971, 87757, 167913, 263271, 789813, 2369439, 7108317, 21324951]

約数ペア:

[(1, 21324951), (3, 7108317), (9, 2369439), (27, 789813), (81, 263271), (127, 167913), (243, 87757), (381, 55971), (691, 30861), (1143, 18657), (2073, 10287), (3429, 6219)]