21330189

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{46471}}^1$

素因数の和:46497

約数の個数: 16

約数和(自身を含む): 33459840

約数和(自身を除く): 12129651

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 46471, 139413, 418239, 790007, 1254717, 2370021, 7110063, 21330189]

約数ペア:

[(1, 21330189), (3, 7110063), (9, 2370021), (17, 1254717), (27, 790007), (51, 418239), (153, 139413), (459, 46471)]