21960663

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{673}}^1$

素因数の和:898

約数の個数: 16

約数和(自身を含む): 29925600

約数和(自身を除く): 7964937

約数列:

[1, 3, 73, 149, 219, 447, 673, 2019, 10877, 32631, 49129, 100277, 147387, 300831, 7320221, 21960663]

約数ペア:

[(1, 21960663), (3, 7320221), (73, 300831), (149, 147387), (219, 100277), (447, 49129), (673, 32631), (2019, 10877)]