2391039

素因数分解:

$3^4\times 7^1\times {\mathrm{4217}}^1$

素因数の和:4236

約数の個数: 20

約数和(自身を含む): 4083024

約数和(自身を除く): 1691985

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 4217, 12651, 29519, 37953, 88557, 113859, 265671, 341577, 797013, 2391039]

約数ペア:

[(1, 2391039), (3, 797013), (7, 341577), (9, 265671), (21, 113859), (27, 88557), (63, 37953), (81, 29519), (189, 12651), (567, 4217)]