21132144

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^1\times {\mathrm{4447}}^1$

素因数の和:4475

約数の個数: 80

約数和(自身を含む): 66186240

約数和(自身を除く): 45054096

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 33, 36, 44, 48, 54, 66, 72, 88, 99, 108, 132, 144, 176, 198, 216, 264, 297, 396, 432, 528, 594, 792, 1188, 1584, 2376, 4447, 4752, 8894, 13341, 17788, 26682, 35576, 40023, 48917, 53364, 71152, 80046, 97834, 106728, 120069, 146751, 160092, 195668, 213456, 240138, 293502, 320184, 391336, 440253, 480276, 587004, 640368, 782672, 880506, 960552, 1174008, 1320759, 1761012, 1921104, 2348016, 2641518, 3522024, 5283036, 7044048, 10566072, 21132144]

約数ペア:

[(1, 21132144), (2, 10566072), (3, 7044048), (4, 5283036), (6, 3522024), (8, 2641518), (9, 2348016), (11, 1921104), (12, 1761012), (16, 1320759), (18, 1174008), (22, 960552), (24, 880506), (27, 782672), (33, 640368), (36, 587004), (44, 480276), (48, 440253), (54, 391336), (66, 320184), (72, 293502), (88, 240138), (99, 213456), (108, 195668), (132, 160092), (144, 146751), (176, 120069), (198, 106728), (216, 97834), (264, 80046), (297, 71152), (396, 53364), (432, 48917), (528, 40023), (594, 35576), (792, 26682), (1188, 17788), (1584, 13341), (2376, 8894), (4447, 4752)]