21948093

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{811}}^1$

素因数の和:945

約数の個数: 24

約数和(自身を含む): 33103616

約数和(自身を除く): 11155523

約数列:

[1, 3, 9, 31, 93, 97, 279, 291, 811, 873, 2433, 3007, 7299, 9021, 25141, 27063, 75423, 78667, 226269, 236001, 708003, 2438677, 7316031, 21948093]

約数ペア:

[(1, 21948093), (3, 7316031), (9, 2438677), (31, 708003), (93, 236001), (97, 226269), (279, 78667), (291, 75423), (811, 27063), (873, 25141), (2433, 9021), (3007, 7299)]