21592251

素因数分解:

$3^9\times {\mathrm{1097}}^1$

素因数の和:1124

約数の個数: 20

約数和(自身を含む): 32417352

約数和(自身を除く): 10825101

約数列:

[1, 3, 9, 27, 81, 243, 729, 1097, 2187, 3291, 6561, 9873, 19683, 29619, 88857, 266571, 799713, 2399139, 7197417, 21592251]

約数ペア:

[(1, 21592251), (3, 7197417), (9, 2399139), (27, 799713), (81, 266571), (243, 88857), (729, 29619), (1097, 19683), (2187, 9873), (3291, 6561)]