21126732

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{5519}}^1$

素因数の和:5566

約数の個数: 48

約数和(自身を含む): 55641600

約数和(自身を除く): 34514868

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 29, 33, 44, 58, 66, 87, 116, 132, 174, 319, 348, 638, 957, 1276, 1914, 3828, 5519, 11038, 16557, 22076, 33114, 60709, 66228, 121418, 160051, 182127, 242836, 320102, 364254, 480153, 640204, 728508, 960306, 1760561, 1920612, 3521122, 5281683, 7042244, 10563366, 21126732]

約数ペア:

[(1, 21126732), (2, 10563366), (3, 7042244), (4, 5281683), (6, 3521122), (11, 1920612), (12, 1760561), (22, 960306), (29, 728508), (33, 640204), (44, 480153), (58, 364254), (66, 320102), (87, 242836), (116, 182127), (132, 160051), (174, 121418), (319, 66228), (348, 60709), (638, 33114), (957, 22076), (1276, 16557), (1914, 11038), (3828, 5519)]