21907569

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{4019}}^1$

素因数の和:4124

約数の個数: 16

約数和(自身を含む): 30873600

約数和(自身を除く): 8966031

約数列:

[1, 3, 23, 69, 79, 237, 1817, 4019, 5451, 12057, 92437, 277311, 317501, 952503, 7302523, 21907569]

約数ペア:

[(1, 21907569), (3, 7302523), (23, 952503), (69, 317501), (79, 277311), (237, 92437), (1817, 12057), (4019, 5451)]