21232185

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{108883}}^1$

素因数の和:108904

約数の個数: 16

約数和(自身を含む): 36585024

約数和(自身を除く): 15352839

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 108883, 326649, 544415, 1415479, 1633245, 4246437, 7077395, 21232185]

約数ペア:

[(1, 21232185), (3, 7077395), (5, 4246437), (13, 1633245), (15, 1415479), (39, 544415), (65, 326649), (195, 108883)]