21634809

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{16889}}^1$

素因数の和:16960

約数の個数: 16

約数和(自身を含む): 33509760

約数和(自身を除く): 11874951

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 16889, 50667, 118223, 354669, 1030229, 3090687, 7211603, 21634809]

約数ペア:

[(1, 21634809), (3, 7211603), (7, 3090687), (21, 1030229), (61, 354669), (183, 118223), (427, 50667), (1281, 16889)]