21120924

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{3019}}^1$

素因数の和:3090

約数の個数: 48

約数和(自身を含む): 54794880

約数和(自身を除く): 33673956

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 53, 66, 106, 132, 159, 212, 318, 583, 636, 1166, 1749, 2332, 3019, 3498, 6038, 6996, 9057, 12076, 18114, 33209, 36228, 66418, 99627, 132836, 160007, 199254, 320014, 398508, 480021, 640028, 960042, 1760077, 1920084, 3520154, 5280231, 7040308, 10560462, 21120924]

約数ペア:

[(1, 21120924), (2, 10560462), (3, 7040308), (4, 5280231), (6, 3520154), (11, 1920084), (12, 1760077), (22, 960042), (33, 640028), (44, 480021), (53, 398508), (66, 320014), (106, 199254), (132, 160007), (159, 132836), (212, 99627), (318, 66418), (583, 36228), (636, 33209), (1166, 18114), (1749, 12076), (2332, 9057), (3019, 6996), (3498, 6038)]