21678048

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{10753}}^1$

素因数の和:10776

約数の個数: 72

約数和(自身を含む): 70460208

約数和(自身を除く): 48782160

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 10753, 21506, 32259, 43012, 64518, 75271, 86024, 96777, 129036, 150542, 172048, 193554, 225813, 258072, 301084, 344096, 387108, 451626, 516144, 602168, 677439, 774216, 903252, 1032288, 1204336, 1354878, 1548432, 1806504, 2408672, 2709756, 3096864, 3613008, 5419512, 7226016, 10839024, 21678048]

約数ペア:

[(1, 21678048), (2, 10839024), (3, 7226016), (4, 5419512), (6, 3613008), (7, 3096864), (8, 2709756), (9, 2408672), (12, 1806504), (14, 1548432), (16, 1354878), (18, 1204336), (21, 1032288), (24, 903252), (28, 774216), (32, 677439), (36, 602168), (42, 516144), (48, 451626), (56, 387108), (63, 344096), (72, 301084), (84, 258072), (96, 225813), (112, 193554), (126, 172048), (144, 150542), (168, 129036), (224, 96777), (252, 86024), (288, 75271), (336, 64518), (504, 43012), (672, 32259), (1008, 21506), (2016, 10753)]