21816339

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1\times {\mathrm{349}}^1$

素因数の和:730

約数の個数: 16

約数和(自身を含む): 29702400

約数和(自身を除く): 7886061

約数列:

[1, 3, 67, 201, 311, 349, 933, 1047, 20837, 23383, 62511, 70149, 108539, 325617, 7272113, 21816339]

約数ペア:

[(1, 21816339), (3, 7272113), (67, 325617), (201, 108539), (311, 70149), (349, 62511), (933, 23383), (1047, 20837)]