21374906

素因数分解:

$2^1\times 7^1\times {\mathrm{1061}}^1\times {\mathrm{1439}}^1$

素因数の和:2509

約数の個数: 16

約数和(自身を含む): 36702720

約数和(自身を除く): 15327814

約数列:

[1, 2, 7, 14, 1061, 1439, 2122, 2878, 7427, 10073, 14854, 20146, 1526779, 3053558, 10687453, 21374906]

約数ペア:

[(1, 21374906), (2, 10687453), (7, 3053558), (14, 1526779), (1061, 20146), (1439, 14854), (2122, 10073), (2878, 7427)]