21475006

素因数分解:

$2^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{3559}}^1$

素因数の和:3999

約数の個数: 16

約数和(自身を含む): 36910080

約数和(自身を除く): 15435074

約数列:

[1, 2, 7, 14, 431, 862, 3017, 3559, 6034, 7118, 24913, 49826, 1533929, 3067858, 10737503, 21475006]

約数ペア:

[(1, 21475006), (2, 10737503), (7, 3067858), (14, 1533929), (431, 49826), (862, 24913), (3017, 7118), (3559, 6034)]