21125100528

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{2953}}^1$

素因数の和:3172

約数の個数: 240

約数和(自身を含む): 69484886016

約数和(自身を除く): 48359785488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 47, 48, 56, 63, 72, 84, 94, 112, 126, 141, 144, 151, 168, 188, 252, 282, 302, 329, 336, 376, 423, 453, 504, 564, 604, 658, 752, 846, 906, 987, 1008, 1057, 1128, 1208, 1316, 1359, 1692, 1812, 1974, 2114, 2256, 2416, 2632, 2718, 2953, 2961, 3171, 3384, 3624, 3948, 4228, 5264, 5436, 5906, 5922, 6342, 6768, 7097, 7248, 7896, 8456, 8859, 9513, 10872, 11812, 11844, 12684, 14194, 15792, 16912, 17718, 19026, 20671, 21291, 21744, 23624, 23688, 25368, 26577, 28388, 35436, 38052, 41342, 42582, 47248, 47376, 49679, 50736, 53154, 56776, 62013, 63873, 70872, 76104, 82684, 85164, 99358, 106308, 113552, 124026, 127746, 138791, 141744, 149037, 152208, 165368, 170328, 186039, 198716, 212616, 248052, 255492, 277582, 298074, 330736, 340656, 372078, 397432, 416373, 425232, 445903, 447111, 496104, 510984, 555164, 596148, 744156, 794864, 832746, 891806, 894222, 971537, 992208, 1021968, 1110328, 1192296, 1249119, 1337709, 1488312, 1665492, 1783612, 1788444, 1943074, 2220656, 2384592, 2498238, 2675418, 2914611, 2976624, 3121321, 3330984, 3567224, 3576888, 3886148, 4013127, 4996476, 5350836, 5829222, 6242642, 6661968, 7134448, 7153776, 7772296, 8026254, 8743833, 9363963, 9992952, 10701672, 11658444, 12485284, 15544592, 16052508, 17487666, 18727926, 19985904, 20957441, 21403344, 23316888, 24970568, 28091889, 32105016, 34975332, 37455852, 41914882, 46633776, 49941136, 56183778, 62872323, 64210032, 69950664, 74911704, 83829764, 112367556, 125744646, 139901328, 146702087, 149823408, 167659528, 188616969, 224735112, 251489292, 293404174, 335319056, 377233938, 440106261, 449470224, 502978584, 586808348, 754467876, 880212522, 1005957168, 1173616696, 1320318783, 1508935752, 1760425044, 2347233392, 2640637566, 3017871504, 3520850088, 5281275132, 7041700176, 10562550264, 21125100528]

約数ペア:

[(1, 21125100528), (2, 10562550264), (3, 7041700176), (4, 5281275132), (6, 3520850088), (7, 3017871504), (8, 2640637566), (9, 2347233392), (12, 1760425044), (14, 1508935752), (16, 1320318783), (18, 1173616696), (21, 1005957168), (24, 880212522), (28, 754467876), (36, 586808348), (42, 502978584), (47, 449470224), (48, 440106261), (56, 377233938), (63, 335319056), (72, 293404174), (84, 251489292), (94, 224735112), (112, 188616969), (126, 167659528), (141, 149823408), (144, 146702087), (151, 139901328), (168, 125744646), (188, 112367556), (252, 83829764), (282, 74911704), (302, 69950664), (329, 64210032), (336, 62872323), (376, 56183778), (423, 49941136), (453, 46633776), (504, 41914882), (564, 37455852), (604, 34975332), (658, 32105016), (752, 28091889), (846, 24970568), (906, 23316888), (987, 21403344), (1008, 20957441), (1057, 19985904), (1128, 18727926), (1208, 17487666), (1316, 16052508), (1359, 15544592), (1692, 12485284), (1812, 11658444), (1974, 10701672), (2114, 9992952), (2256, 9363963), (2416, 8743833), (2632, 8026254), (2718, 7772296), (2953, 7153776), (2961, 7134448), (3171, 6661968), (3384, 6242642), (3624, 5829222), (3948, 5350836), (4228, 4996476), (5264, 4013127), (5436, 3886148), (5906, 3576888), (5922, 3567224), (6342, 3330984), (6768, 3121321), (7097, 2976624), (7248, 2914611), (7896, 2675418), (8456, 2498238), (8859, 2384592), (9513, 2220656), (10872, 1943074), (11812, 1788444), (11844, 1783612), (12684, 1665492), (14194, 1488312), (15792, 1337709), (16912, 1249119), (17718, 1192296), (19026, 1110328), (20671, 1021968), (21291, 992208), (21744, 971537), (23624, 894222), (23688, 891806), (25368, 832746), (26577, 794864), (28388, 744156), (35436, 596148), (38052, 555164), (41342, 510984), (42582, 496104), (47248, 447111), (47376, 445903), (49679, 425232), (50736, 416373), (53154, 397432), (56776, 372078), (62013, 340656), (63873, 330736), (70872, 298074), (76104, 277582), (82684, 255492), (85164, 248052), (99358, 212616), (106308, 198716), (113552, 186039), (124026, 170328), (127746, 165368), (138791, 152208), (141744, 149037)]