21231196

素因数分解:

$2^2\times 7^1\times {\mathrm{479}}^1\times {\mathrm{1583}}^1$

素因数の和:2073

約数の個数: 24

約数和(自身を含む): 42577920

約数和(自身を除く): 21346724

約数列:

[1, 2, 4, 7, 14, 28, 479, 958, 1583, 1916, 3166, 3353, 6332, 6706, 11081, 13412, 22162, 44324, 758257, 1516514, 3033028, 5307799, 10615598, 21231196]

約数ペア:

[(1, 21231196), (2, 10615598), (4, 5307799), (7, 3033028), (14, 1516514), (28, 758257), (479, 44324), (958, 22162), (1583, 13412), (1916, 11081), (3166, 6706), (3353, 6332)]