21922083

素因数分解:

$3^4\times {\mathrm{241}}^1\times {\mathrm{1123}}^1$

素因数の和:1376

約数の個数: 20

約数和(自身を含む): 32912968

約数和(自身を除く): 10990885

約数列:

[1, 3, 9, 27, 81, 241, 723, 1123, 2169, 3369, 6507, 10107, 19521, 30321, 90963, 270643, 811929, 2435787, 7307361, 21922083]

約数ペア:

[(1, 21922083), (3, 7307361), (9, 2435787), (27, 811929), (81, 270643), (241, 90963), (723, 30321), (1123, 19521), (2169, 10107), (3369, 6507)]