21322617

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{4507}}^1$

素因数の和:4612

約数の個数: 16

約数和(自身を含む): 30293760

約数和(自身を除く): 8971143

約数列:

[1, 3, 19, 57, 83, 249, 1577, 4507, 4731, 13521, 85633, 256899, 374081, 1122243, 7107539, 21322617]

約数ペア:

[(1, 21322617), (3, 7107539), (19, 1122243), (57, 374081), (83, 256899), (249, 85633), (1577, 13521), (4507, 4731)]