21940371456

素因数分解:

$2^{15}\times 3^1\times {\mathrm{307}}^1\times {\mathrm{727}}^1$

素因数の和:1067

約数の個数: 128

約数和(自身を含む): 58778079360

約数和(自身を除く): 36837707904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 307, 384, 512, 614, 727, 768, 921, 1024, 1228, 1454, 1536, 1842, 2048, 2181, 2456, 2908, 3072, 3684, 4096, 4362, 4912, 5816, 6144, 7368, 8192, 8724, 9824, 11632, 12288, 14736, 16384, 17448, 19648, 23264, 24576, 29472, 32768, 34896, 39296, 46528, 49152, 58944, 69792, 78592, 93056, 98304, 117888, 139584, 157184, 186112, 223189, 235776, 279168, 314368, 372224, 446378, 471552, 558336, 628736, 669567, 744448, 892756, 943104, 1116672, 1257472, 1339134, 1488896, 1785512, 1886208, 2233344, 2514944, 2678268, 2977792, 3571024, 3772416, 4466688, 5029888, 5356536, 5955584, 7142048, 7544832, 8933376, 10059776, 10713072, 11911168, 14284096, 15089664, 17866752, 21426144, 23822336, 28568192, 30179328, 35733504, 42852288, 57136384, 71467008, 85704576, 114272768, 171409152, 228545536, 342818304, 457091072, 685636608, 914182144, 1371273216, 1828364288, 2742546432, 3656728576, 5485092864, 7313457152, 10970185728, 21940371456]

約数ペア:

[(1, 21940371456), (2, 10970185728), (3, 7313457152), (4, 5485092864), (6, 3656728576), (8, 2742546432), (12, 1828364288), (16, 1371273216), (24, 914182144), (32, 685636608), (48, 457091072), (64, 342818304), (96, 228545536), (128, 171409152), (192, 114272768), (256, 85704576), (307, 71467008), (384, 57136384), (512, 42852288), (614, 35733504), (727, 30179328), (768, 28568192), (921, 23822336), (1024, 21426144), (1228, 17866752), (1454, 15089664), (1536, 14284096), (1842, 11911168), (2048, 10713072), (2181, 10059776), (2456, 8933376), (2908, 7544832), (3072, 7142048), (3684, 5955584), (4096, 5356536), (4362, 5029888), (4912, 4466688), (5816, 3772416), (6144, 3571024), (7368, 2977792), (8192, 2678268), (8724, 2514944), (9824, 2233344), (11632, 1886208), (12288, 1785512), (14736, 1488896), (16384, 1339134), (17448, 1257472), (19648, 1116672), (23264, 943104), (24576, 892756), (29472, 744448), (32768, 669567), (34896, 628736), (39296, 558336), (46528, 471552), (49152, 446378), (58944, 372224), (69792, 314368), (78592, 279168), (93056, 235776), (98304, 223189), (117888, 186112), (139584, 157184)]