21044529

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{7873}}^1$

素因数の和:7899

約数の個数: 24

約数和(自身を含む): 34393632

約数和(自身を除く): 13349103

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 891, 2673, 7873, 23619, 70857, 86603, 212571, 259809, 637713, 779427, 1913139, 2338281, 7014843, 21044529]

約数ペア:

[(1, 21044529), (3, 7014843), (9, 2338281), (11, 1913139), (27, 779427), (33, 637713), (81, 259809), (99, 212571), (243, 86603), (297, 70857), (891, 23619), (2673, 7873)]