21127246

素因数分解:

$2^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{3361}}^1$

素因数の和:3819

約数の個数: 16

約数和(自身を含む): 36309600

約数和(自身を除く): 15182354

約数列:

[1, 2, 7, 14, 449, 898, 3143, 3361, 6286, 6722, 23527, 47054, 1509089, 3018178, 10563623, 21127246]

約数ペア:

[(1, 21127246), (2, 10563623), (7, 3018178), (14, 1509089), (449, 47054), (898, 23527), (3143, 6722), (3361, 6286)]