21252641894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{431}}^1\times {\mathrm{20563}}^1$

素因数の和:21116

約数の個数: 32

約数和(自身を含む): 35179246080

約数和(自身を除く): 13926604186

約数列:

[1, 2, 11, 22, 109, 218, 431, 862, 1199, 2398, 4741, 9482, 20563, 41126, 46979, 93958, 226193, 452386, 516769, 1033538, 2241367, 4482734, 8862653, 17725306, 24655037, 49310074, 97489183, 194978366, 966029177, 1932058354, 10626320947, 21252641894]

約数ペア:

[(1, 21252641894), (2, 10626320947), (11, 1932058354), (22, 966029177), (109, 194978366), (218, 97489183), (431, 49310074), (862, 24655037), (1199, 17725306), (2398, 8862653), (4741, 4482734), (9482, 2241367), (20563, 1033538), (41126, 516769), (46979, 452386), (93958, 226193)]