21263088

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{523}}^1$

素因数の和:563

約数の個数: 120

約数和(自身を含む): 69134464

約数和(自身を除く): 47871376

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 56, 66, 77, 84, 88, 112, 121, 132, 154, 168, 176, 231, 242, 264, 308, 336, 363, 462, 484, 523, 528, 616, 726, 847, 924, 968, 1046, 1232, 1452, 1569, 1694, 1848, 1936, 2092, 2541, 2904, 3138, 3388, 3661, 3696, 4184, 5082, 5753, 5808, 6276, 6776, 7322, 8368, 10164, 10983, 11506, 12552, 13552, 14644, 17259, 20328, 21966, 23012, 25104, 29288, 34518, 40271, 40656, 43932, 46024, 58576, 63283, 69036, 80542, 87864, 92048, 120813, 126566, 138072, 161084, 175728, 189849, 241626, 253132, 276144, 322168, 379698, 442981, 483252, 506264, 644336, 759396, 885962, 966504, 1012528, 1328943, 1518792, 1771924, 1933008, 2657886, 3037584, 3543848, 5315772, 7087696, 10631544, 21263088]

約数ペア:

[(1, 21263088), (2, 10631544), (3, 7087696), (4, 5315772), (6, 3543848), (7, 3037584), (8, 2657886), (11, 1933008), (12, 1771924), (14, 1518792), (16, 1328943), (21, 1012528), (22, 966504), (24, 885962), (28, 759396), (33, 644336), (42, 506264), (44, 483252), (48, 442981), (56, 379698), (66, 322168), (77, 276144), (84, 253132), (88, 241626), (112, 189849), (121, 175728), (132, 161084), (154, 138072), (168, 126566), (176, 120813), (231, 92048), (242, 87864), (264, 80542), (308, 69036), (336, 63283), (363, 58576), (462, 46024), (484, 43932), (523, 40656), (528, 40271), (616, 34518), (726, 29288), (847, 25104), (924, 23012), (968, 21966), (1046, 20328), (1232, 17259), (1452, 14644), (1569, 13552), (1694, 12552), (1848, 11506), (1936, 10983), (2092, 10164), (2541, 8368), (2904, 7322), (3138, 6776), (3388, 6276), (3661, 5808), (3696, 5753), (4184, 5082)]