21040733664

素因数分解:

$2^5\times 3^4\times {\mathrm{31}}^2\times {\mathrm{8447}}^1$

素因数の和:8531

約数の個数: 180

約数和(自身を含む): 63948310272

約数和(自身を除く): 42907576608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 72, 81, 93, 96, 108, 124, 144, 162, 186, 216, 248, 279, 288, 324, 372, 432, 496, 558, 648, 744, 837, 864, 961, 992, 1116, 1296, 1488, 1674, 1922, 2232, 2511, 2592, 2883, 2976, 3348, 3844, 4464, 5022, 5766, 6696, 7688, 8447, 8649, 8928, 10044, 11532, 13392, 15376, 16894, 17298, 20088, 23064, 25341, 25947, 26784, 30752, 33788, 34596, 40176, 46128, 50682, 51894, 67576, 69192, 76023, 77841, 80352, 92256, 101364, 103788, 135152, 138384, 152046, 155682, 202728, 207576, 228069, 261857, 270304, 276768, 304092, 311364, 405456, 415152, 456138, 523714, 608184, 622728, 684207, 785571, 810912, 830304, 912276, 1047428, 1216368, 1245456, 1368414, 1571142, 1824552, 2094856, 2356713, 2432736, 2490912, 2736828, 3142284, 3649104, 4189712, 4713426, 5473656, 6284568, 7070139, 7298208, 8117567, 8379424, 9426852, 10947312, 12569136, 14140278, 16235134, 18853704, 21210417, 21894624, 24352701, 25138272, 28280556, 32470268, 37707408, 42420834, 48705402, 56561112, 64940536, 73058103, 75414816, 84841668, 97410804, 113122224, 129881072, 146116206, 169683336, 194821608, 219174309, 226244448, 259762144, 292232412, 339366672, 389643216, 438348618, 584464824, 657522927, 678733344, 779286432, 876697236, 1168929648, 1315045854, 1753394472, 2337859296, 2630091708, 3506788944, 5260183416, 7013577888, 10520366832, 21040733664]

約数ペア:

[(1, 21040733664), (2, 10520366832), (3, 7013577888), (4, 5260183416), (6, 3506788944), (8, 2630091708), (9, 2337859296), (12, 1753394472), (16, 1315045854), (18, 1168929648), (24, 876697236), (27, 779286432), (31, 678733344), (32, 657522927), (36, 584464824), (48, 438348618), (54, 389643216), (62, 339366672), (72, 292232412), (81, 259762144), (93, 226244448), (96, 219174309), (108, 194821608), (124, 169683336), (144, 146116206), (162, 129881072), (186, 113122224), (216, 97410804), (248, 84841668), (279, 75414816), (288, 73058103), (324, 64940536), (372, 56561112), (432, 48705402), (496, 42420834), (558, 37707408), (648, 32470268), (744, 28280556), (837, 25138272), (864, 24352701), (961, 21894624), (992, 21210417), (1116, 18853704), (1296, 16235134), (1488, 14140278), (1674, 12569136), (1922, 10947312), (2232, 9426852), (2511, 8379424), (2592, 8117567), (2883, 7298208), (2976, 7070139), (3348, 6284568), (3844, 5473656), (4464, 4713426), (5022, 4189712), (5766, 3649104), (6696, 3142284), (7688, 2736828), (8447, 2490912), (8649, 2432736), (8928, 2356713), (10044, 2094856), (11532, 1824552), (13392, 1571142), (15376, 1368414), (16894, 1245456), (17298, 1216368), (20088, 1047428), (23064, 912276), (25341, 830304), (25947, 810912), (26784, 785571), (30752, 684207), (33788, 622728), (34596, 608184), (40176, 523714), (46128, 456138), (50682, 415152), (51894, 405456), (67576, 311364), (69192, 304092), (76023, 276768), (77841, 270304), (80352, 261857), (92256, 228069), (101364, 207576), (103788, 202728), (135152, 155682), (138384, 152046)]