21964874

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 35985600

約数和(自身を除く): 14020726

約数列:

[1, 2, 19, 38, 59, 97, 101, 118, 194, 202, 1121, 1843, 1919, 2242, 3686, 3838, 5723, 5959, 9797, 11446, 11918, 19594, 108737, 113221, 186143, 217474, 226442, 372286, 578023, 1156046, 10982437, 21964874]

約数ペア:

[(1, 21964874), (2, 10982437), (19, 1156046), (38, 578023), (59, 372286), (97, 226442), (101, 217474), (118, 186143), (194, 113221), (202, 108737), (1121, 19594), (1843, 11918), (1919, 11446), (2242, 9797), (3686, 5959), (3838, 5723)]