21706272

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:160

約数の個数: 192

約数和(自身を含む): 75075840

約数和(自身を除く): 53369568

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 37, 42, 48, 54, 56, 63, 72, 74, 84, 96, 97, 108, 111, 112, 126, 144, 148, 168, 189, 194, 216, 222, 224, 252, 259, 288, 291, 296, 333, 336, 378, 388, 432, 444, 504, 518, 582, 592, 666, 672, 679, 756, 776, 777, 864, 873, 888, 999, 1008, 1036, 1164, 1184, 1332, 1358, 1512, 1552, 1554, 1746, 1776, 1998, 2016, 2037, 2072, 2328, 2331, 2619, 2664, 2716, 3024, 3104, 3108, 3492, 3552, 3589, 3996, 4074, 4144, 4656, 4662, 5238, 5328, 5432, 6048, 6111, 6216, 6984, 6993, 7178, 7992, 8148, 8288, 9312, 9324, 10476, 10656, 10767, 10864, 12222, 12432, 13968, 13986, 14356, 15984, 16296, 18333, 18648, 20952, 21534, 21728, 24444, 24864, 25123, 27936, 27972, 28712, 31968, 32301, 32592, 36666, 37296, 41904, 43068, 48888, 50246, 55944, 57424, 64602, 65184, 73332, 74592, 75369, 83808, 86136, 96903, 97776, 100492, 111888, 114848, 129204, 146664, 150738, 172272, 193806, 195552, 200984, 223776, 226107, 258408, 293328, 301476, 344544, 387612, 401968, 452214, 516816, 586656, 602952, 678321, 775224, 803936, 904428, 1033632, 1205904, 1356642, 1550448, 1808856, 2411808, 2713284, 3100896, 3617712, 5426568, 7235424, 10853136, 21706272]

約数ペア:

[(1, 21706272), (2, 10853136), (3, 7235424), (4, 5426568), (6, 3617712), (7, 3100896), (8, 2713284), (9, 2411808), (12, 1808856), (14, 1550448), (16, 1356642), (18, 1205904), (21, 1033632), (24, 904428), (27, 803936), (28, 775224), (32, 678321), (36, 602952), (37, 586656), (42, 516816), (48, 452214), (54, 401968), (56, 387612), (63, 344544), (72, 301476), (74, 293328), (84, 258408), (96, 226107), (97, 223776), (108, 200984), (111, 195552), (112, 193806), (126, 172272), (144, 150738), (148, 146664), (168, 129204), (189, 114848), (194, 111888), (216, 100492), (222, 97776), (224, 96903), (252, 86136), (259, 83808), (288, 75369), (291, 74592), (296, 73332), (333, 65184), (336, 64602), (378, 57424), (388, 55944), (432, 50246), (444, 48888), (504, 43068), (518, 41904), (582, 37296), (592, 36666), (666, 32592), (672, 32301), (679, 31968), (756, 28712), (776, 27972), (777, 27936), (864, 25123), (873, 24864), (888, 24444), (999, 21728), (1008, 21534), (1036, 20952), (1164, 18648), (1184, 18333), (1332, 16296), (1358, 15984), (1512, 14356), (1552, 13986), (1554, 13968), (1746, 12432), (1776, 12222), (1998, 10864), (2016, 10767), (2037, 10656), (2072, 10476), (2328, 9324), (2331, 9312), (2619, 8288), (2664, 8148), (2716, 7992), (3024, 7178), (3104, 6993), (3108, 6984), (3492, 6216), (3552, 6111), (3589, 6048), (3996, 5432), (4074, 5328), (4144, 5238), (4656, 4662)]