20961265536

素因数分解:

$2^7\times 3^5\times {\mathrm{31}}^1\times {\mathrm{21739}}^1$

素因数の和:21799

約数の個数: 192

約数和(自身を含む): 64573017600

約数和(自身を除く): 43611752064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 81, 93, 96, 108, 124, 128, 144, 162, 186, 192, 216, 243, 248, 279, 288, 324, 372, 384, 432, 486, 496, 558, 576, 648, 744, 837, 864, 972, 992, 1116, 1152, 1296, 1488, 1674, 1728, 1944, 1984, 2232, 2511, 2592, 2976, 3348, 3456, 3888, 3968, 4464, 5022, 5184, 5952, 6696, 7533, 7776, 8928, 10044, 10368, 11904, 13392, 15066, 15552, 17856, 20088, 21739, 26784, 30132, 31104, 35712, 40176, 43478, 53568, 60264, 65217, 80352, 86956, 107136, 120528, 130434, 160704, 173912, 195651, 241056, 260868, 321408, 347824, 391302, 482112, 521736, 586953, 673909, 695648, 782604, 964224, 1043472, 1173906, 1347818, 1391296, 1565208, 1760859, 2021727, 2086944, 2347812, 2695636, 2782592, 3130416, 3521718, 4043454, 4173888, 4695624, 5282577, 5391272, 6065181, 6260832, 7043436, 8086908, 8347776, 9391248, 10565154, 10782544, 12130362, 12521664, 14086872, 16173816, 18195543, 18782496, 21130308, 21565088, 24260724, 25043328, 28173744, 32347632, 36391086, 37564992, 42260616, 43130176, 48521448, 54586629, 56347488, 64695264, 72782172, 75129984, 84521232, 86260352, 97042896, 109173258, 112694976, 129390528, 145564344, 163759887, 169042464, 194085792, 218346516, 225389952, 258781056, 291128688, 327519774, 338084928, 388171584, 436693032, 582257376, 655039548, 676169856, 776343168, 873386064, 1164514752, 1310079096, 1746772128, 2329029504, 2620158192, 3493544256, 5240316384, 6987088512, 10480632768, 20961265536]

約数ペア:

[(1, 20961265536), (2, 10480632768), (3, 6987088512), (4, 5240316384), (6, 3493544256), (8, 2620158192), (9, 2329029504), (12, 1746772128), (16, 1310079096), (18, 1164514752), (24, 873386064), (27, 776343168), (31, 676169856), (32, 655039548), (36, 582257376), (48, 436693032), (54, 388171584), (62, 338084928), (64, 327519774), (72, 291128688), (81, 258781056), (93, 225389952), (96, 218346516), (108, 194085792), (124, 169042464), (128, 163759887), (144, 145564344), (162, 129390528), (186, 112694976), (192, 109173258), (216, 97042896), (243, 86260352), (248, 84521232), (279, 75129984), (288, 72782172), (324, 64695264), (372, 56347488), (384, 54586629), (432, 48521448), (486, 43130176), (496, 42260616), (558, 37564992), (576, 36391086), (648, 32347632), (744, 28173744), (837, 25043328), (864, 24260724), (972, 21565088), (992, 21130308), (1116, 18782496), (1152, 18195543), (1296, 16173816), (1488, 14086872), (1674, 12521664), (1728, 12130362), (1944, 10782544), (1984, 10565154), (2232, 9391248), (2511, 8347776), (2592, 8086908), (2976, 7043436), (3348, 6260832), (3456, 6065181), (3888, 5391272), (3968, 5282577), (4464, 4695624), (5022, 4173888), (5184, 4043454), (5952, 3521718), (6696, 3130416), (7533, 2782592), (7776, 2695636), (8928, 2347812), (10044, 2086944), (10368, 2021727), (11904, 1760859), (13392, 1565208), (15066, 1391296), (15552, 1347818), (17856, 1173906), (20088, 1043472), (21739, 964224), (26784, 782604), (30132, 695648), (31104, 673909), (35712, 586953), (40176, 521736), (43478, 482112), (53568, 391302), (60264, 347824), (65217, 321408), (80352, 260868), (86956, 241056), (107136, 195651), (120528, 173912), (130434, 160704)]