21989091232

素因数分解:

$2^5\times {\mathrm{571}}^1\times {\mathrm{911}}^1\times {\mathrm{1321}}^1$

素因数の和:2813

約数の個数: 48

約数和(自身を含む): 43447307904

約数和(自身を除く): 21458216672

約数列:

[1, 2, 4, 8, 16, 32, 571, 911, 1142, 1321, 1822, 2284, 2642, 3644, 4568, 5284, 7288, 9136, 10568, 14576, 18272, 21136, 29152, 42272, 520181, 754291, 1040362, 1203431, 1508582, 2080724, 2406862, 3017164, 4161448, 4813724, 6034328, 8322896, 9627448, 12068656, 16645792, 19254896, 24137312, 38509792, 687159101, 1374318202, 2748636404, 5497272808, 10994545616, 21989091232]

約数ペア:

[(1, 21989091232), (2, 10994545616), (4, 5497272808), (8, 2748636404), (16, 1374318202), (32, 687159101), (571, 38509792), (911, 24137312), (1142, 19254896), (1321, 16645792), (1822, 12068656), (2284, 9627448), (2642, 8322896), (3644, 6034328), (4568, 4813724), (5284, 4161448), (7288, 3017164), (9136, 2406862), (10568, 2080724), (14576, 1508582), (18272, 1203431), (21136, 1040362), (29152, 754291), (42272, 520181)]