21573471

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{4283}}^1$

素因数の和:4382

約数の個数: 16

約数和(自身を含む): 30433536

約数和(自身を除く): 8860065

約数列:

[1, 3, 23, 69, 73, 219, 1679, 4283, 5037, 12849, 98509, 295527, 312659, 937977, 7191157, 21573471]

約数ペア:

[(1, 21573471), (3, 7191157), (23, 937977), (69, 312659), (73, 295527), (219, 98509), (1679, 12849), (4283, 5037)]