21525724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{1741}}^1$

素因数の和:2037

約数の個数: 24

約数和(自身を含む): 41264496

約数和(自身を除く): 19738772

約数列:

[1, 2, 4, 11, 22, 44, 281, 562, 1124, 1741, 3091, 3482, 6182, 6964, 12364, 19151, 38302, 76604, 489221, 978442, 1956884, 5381431, 10762862, 21525724]

約数ペア:

[(1, 21525724), (2, 10762862), (4, 5381431), (11, 1956884), (22, 978442), (44, 489221), (281, 76604), (562, 38302), (1124, 19151), (1741, 12364), (3091, 6964), (3482, 6182)]