21027874

素因数分解:

$2^1\times 7^1\times {\mathrm{719}}^1\times {\mathrm{2089}}^1$

素因数の和:2817

約数の個数: 16

約数和(自身を含む): 36115200

約数和(自身を除く): 15087326

約数列:

[1, 2, 7, 14, 719, 1438, 2089, 4178, 5033, 10066, 14623, 29246, 1501991, 3003982, 10513937, 21027874]

約数ペア:

[(1, 21027874), (2, 10513937), (7, 3003982), (14, 1501991), (719, 29246), (1438, 14623), (2089, 10066), (4178, 5033)]