21176652

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 60060672

約数和(自身を除く): 38884020

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 97, 113, 138, 161, 194, 226, 276, 291, 322, 339, 388, 452, 483, 582, 644, 678, 679, 791, 966, 1164, 1356, 1358, 1582, 1932, 2037, 2231, 2373, 2599, 2716, 3164, 4074, 4462, 4746, 5198, 6693, 7797, 8148, 8924, 9492, 10396, 10961, 13386, 15594, 15617, 18193, 21922, 26772, 31188, 31234, 32883, 36386, 43844, 46851, 54579, 62468, 65766, 72772, 76727, 93702, 109158, 131532, 153454, 187404, 218316, 230181, 252103, 306908, 460362, 504206, 756309, 920724, 1008412, 1512618, 1764721, 3025236, 3529442, 5294163, 7058884, 10588326, 21176652]

約数ペア:

[(1, 21176652), (2, 10588326), (3, 7058884), (4, 5294163), (6, 3529442), (7, 3025236), (12, 1764721), (14, 1512618), (21, 1008412), (23, 920724), (28, 756309), (42, 504206), (46, 460362), (69, 306908), (84, 252103), (92, 230181), (97, 218316), (113, 187404), (138, 153454), (161, 131532), (194, 109158), (226, 93702), (276, 76727), (291, 72772), (322, 65766), (339, 62468), (388, 54579), (452, 46851), (483, 43844), (582, 36386), (644, 32883), (678, 31234), (679, 31188), (791, 26772), (966, 21922), (1164, 18193), (1356, 15617), (1358, 15594), (1582, 13386), (1932, 10961), (2037, 10396), (2231, 9492), (2373, 8924), (2599, 8148), (2716, 7797), (3164, 6693), (4074, 5198), (4462, 4746)]