21218777328

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{12653}}^1$

素因数の和:12732

約数の個数: 240

約数和(自身を含む): 68688746496

約数和(自身を除く): 47469969168

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 31, 42, 46, 48, 49, 56, 62, 69, 84, 92, 93, 98, 112, 124, 138, 147, 161, 168, 184, 186, 196, 217, 248, 276, 294, 322, 336, 368, 372, 392, 434, 483, 496, 552, 588, 644, 651, 713, 744, 784, 868, 966, 1104, 1127, 1176, 1288, 1302, 1426, 1488, 1519, 1736, 1932, 2139, 2254, 2352, 2576, 2604, 2852, 3038, 3381, 3472, 3864, 4278, 4508, 4557, 4991, 5208, 5704, 6076, 6762, 7728, 8556, 9016, 9114, 9982, 10416, 11408, 12152, 12653, 13524, 14973, 17112, 18032, 18228, 19964, 24304, 25306, 27048, 29946, 34224, 34937, 36456, 37959, 39928, 50612, 54096, 59892, 69874, 72912, 75918, 79856, 88571, 101224, 104811, 119784, 139748, 151836, 177142, 202448, 209622, 239568, 265713, 279496, 291019, 303672, 354284, 392243, 419244, 531426, 558992, 582038, 607344, 619997, 708568, 784486, 838488, 873057, 1062852, 1164076, 1176729, 1239994, 1417136, 1568972, 1676976, 1746114, 1859991, 2037133, 2125704, 2328152, 2353458, 2479988, 2745701, 3137944, 3492228, 3719982, 4074266, 4251408, 4656304, 4706916, 4959976, 5491402, 6111399, 6275888, 6984456, 7439964, 8148532, 8237103, 9021589, 9413832, 9919952, 10982804, 12222798, 13968912, 14259931, 14879928, 16297064, 16474206, 18043178, 18827664, 19219907, 21965608, 24445596, 27064767, 28519862, 29759856, 32594128, 32948412, 36086356, 38439814, 42779793, 43931216, 48891192, 54129534, 57039724, 57659721, 63151123, 65896824, 72172712, 76879628, 85559586, 97782384, 108259068, 114079448, 115319442, 126302246, 131793648, 144345424, 153759256, 171119172, 189453369, 216518136, 228158896, 230638884, 252604492, 307518512, 342238344, 378906738, 433036272, 442057861, 461277768, 505208984, 684476688, 757813476, 884115722, 922555536, 1010417968, 1326173583, 1515626952, 1768231444, 2652347166, 3031253904, 3536462888, 5304694332, 7072925776, 10609388664, 21218777328]

約数ペア:

[(1, 21218777328), (2, 10609388664), (3, 7072925776), (4, 5304694332), (6, 3536462888), (7, 3031253904), (8, 2652347166), (12, 1768231444), (14, 1515626952), (16, 1326173583), (21, 1010417968), (23, 922555536), (24, 884115722), (28, 757813476), (31, 684476688), (42, 505208984), (46, 461277768), (48, 442057861), (49, 433036272), (56, 378906738), (62, 342238344), (69, 307518512), (84, 252604492), (92, 230638884), (93, 228158896), (98, 216518136), (112, 189453369), (124, 171119172), (138, 153759256), (147, 144345424), (161, 131793648), (168, 126302246), (184, 115319442), (186, 114079448), (196, 108259068), (217, 97782384), (248, 85559586), (276, 76879628), (294, 72172712), (322, 65896824), (336, 63151123), (368, 57659721), (372, 57039724), (392, 54129534), (434, 48891192), (483, 43931216), (496, 42779793), (552, 38439814), (588, 36086356), (644, 32948412), (651, 32594128), (713, 29759856), (744, 28519862), (784, 27064767), (868, 24445596), (966, 21965608), (1104, 19219907), (1127, 18827664), (1176, 18043178), (1288, 16474206), (1302, 16297064), (1426, 14879928), (1488, 14259931), (1519, 13968912), (1736, 12222798), (1932, 10982804), (2139, 9919952), (2254, 9413832), (2352, 9021589), (2576, 8237103), (2604, 8148532), (2852, 7439964), (3038, 6984456), (3381, 6275888), (3472, 6111399), (3864, 5491402), (4278, 4959976), (4508, 4706916), (4557, 4656304), (4991, 4251408), (5208, 4074266), (5704, 3719982), (6076, 3492228), (6762, 3137944), (7728, 2745701), (8556, 2479988), (9016, 2353458), (9114, 2328152), (9982, 2125704), (10416, 2037133), (11408, 1859991), (12152, 1746114), (12653, 1676976), (13524, 1568972), (14973, 1417136), (17112, 1239994), (18032, 1176729), (18228, 1164076), (19964, 1062852), (24304, 873057), (25306, 838488), (27048, 784486), (29946, 708568), (34224, 619997), (34937, 607344), (36456, 582038), (37959, 558992), (39928, 531426), (50612, 419244), (54096, 392243), (59892, 354284), (69874, 303672), (72912, 291019), (75918, 279496), (79856, 265713), (88571, 239568), (101224, 209622), (104811, 202448), (119784, 177142), (139748, 151836)]