21907479

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{10883}}^1$

素因数の和:10958

約数の個数: 16

約数和(自身を含む): 32390784

約数和(自身を除く): 10483305

約数列:

[1, 3, 11, 33, 61, 183, 671, 2013, 10883, 32649, 119713, 359139, 663863, 1991589, 7302493, 21907479]

約数ペア:

[(1, 21907479), (3, 7302493), (11, 1991589), (33, 663863), (61, 359139), (183, 119713), (671, 32649), (2013, 10883)]