21403008

素因数分解:

$2^7\times 3^3\times {\mathrm{11}}^1\times {\mathrm{563}}^1$

素因数の和:597

約数の個数: 128

約数和(自身を含む): 69033600

約数和(自身を除く): 47630592

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 64, 66, 72, 88, 96, 99, 108, 128, 132, 144, 176, 192, 198, 216, 264, 288, 297, 352, 384, 396, 432, 528, 563, 576, 594, 704, 792, 864, 1056, 1126, 1152, 1188, 1408, 1584, 1689, 1728, 2112, 2252, 2376, 3168, 3378, 3456, 4224, 4504, 4752, 5067, 6193, 6336, 6756, 9008, 9504, 10134, 12386, 12672, 13512, 15201, 18016, 18579, 19008, 20268, 24772, 27024, 30402, 36032, 37158, 38016, 40536, 49544, 54048, 55737, 60804, 72064, 74316, 81072, 99088, 108096, 111474, 121608, 148632, 162144, 167211, 198176, 216192, 222948, 243216, 297264, 324288, 334422, 396352, 445896, 486432, 594528, 648576, 668844, 792704, 891792, 972864, 1189056, 1337688, 1783584, 1945728, 2378112, 2675376, 3567168, 5350752, 7134336, 10701504, 21403008]

約数ペア:

[(1, 21403008), (2, 10701504), (3, 7134336), (4, 5350752), (6, 3567168), (8, 2675376), (9, 2378112), (11, 1945728), (12, 1783584), (16, 1337688), (18, 1189056), (22, 972864), (24, 891792), (27, 792704), (32, 668844), (33, 648576), (36, 594528), (44, 486432), (48, 445896), (54, 396352), (64, 334422), (66, 324288), (72, 297264), (88, 243216), (96, 222948), (99, 216192), (108, 198176), (128, 167211), (132, 162144), (144, 148632), (176, 121608), (192, 111474), (198, 108096), (216, 99088), (264, 81072), (288, 74316), (297, 72064), (352, 60804), (384, 55737), (396, 54048), (432, 49544), (528, 40536), (563, 38016), (576, 37158), (594, 36032), (704, 30402), (792, 27024), (864, 24772), (1056, 20268), (1126, 19008), (1152, 18579), (1188, 18016), (1408, 15201), (1584, 13512), (1689, 12672), (1728, 12386), (2112, 10134), (2252, 9504), (2376, 9008), (3168, 6756), (3378, 6336), (3456, 6193), (4224, 5067), (4504, 4752)]