21553084

素因数分解:

$2^2\times 7^1\times {\mathrm{479}}^1\times {\mathrm{1607}}^1$

素因数の和:2097

約数の個数: 24

約数和(自身を含む): 43223040

約数和(自身を除く): 21669956

約数列:

[1, 2, 4, 7, 14, 28, 479, 958, 1607, 1916, 3214, 3353, 6428, 6706, 11249, 13412, 22498, 44996, 769753, 1539506, 3079012, 5388271, 10776542, 21553084]

約数ペア:

[(1, 21553084), (2, 10776542), (4, 5388271), (7, 3079012), (14, 1539506), (28, 769753), (479, 44996), (958, 22498), (1607, 13412), (1916, 11249), (3214, 6706), (3353, 6428)]