21000366270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1\times {\mathrm{1307}}^1$

素因数の和:1807

約数の個数: 192

約数和(自身を含む): 60881393664

約数和(自身を除く): 39881027394

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 31, 39, 45, 62, 65, 78, 90, 93, 117, 130, 155, 186, 195, 234, 279, 310, 390, 403, 443, 465, 558, 585, 806, 886, 930, 1170, 1209, 1307, 1329, 1395, 2015, 2215, 2418, 2614, 2658, 2790, 3627, 3921, 3987, 4030, 4430, 5759, 6045, 6535, 6645, 7254, 7842, 7974, 11518, 11763, 12090, 13070, 13290, 13733, 16991, 17277, 18135, 19605, 19935, 23526, 27466, 28795, 33982, 34554, 36270, 39210, 39870, 40517, 41199, 50973, 51831, 57590, 58815, 68665, 81034, 82398, 84955, 86385, 101946, 103662, 117630, 121551, 123597, 137330, 152919, 169910, 172770, 178529, 202585, 205995, 243102, 247194, 254865, 259155, 305838, 357058, 364653, 405170, 411990, 509730, 518310, 526721, 535587, 579001, 607755, 617985, 729306, 764595, 892645, 1053442, 1071174, 1158002, 1215510, 1235970, 1529190, 1580163, 1606761, 1737003, 1785290, 1823265, 2633605, 2677935, 2895005, 3160326, 3213522, 3474006, 3646530, 4740489, 5211009, 5267210, 5355870, 5790010, 7527013, 7900815, 8033805, 8685015, 9480978, 10422018, 15054026, 15801630, 16067610, 17370030, 17949031, 22581039, 23702445, 26055045, 35898062, 37635065, 45162078, 47404890, 52110090, 53847093, 67743117, 75270130, 89745155, 107694186, 112905195, 135486234, 161541279, 179490310, 225810390, 233337403, 269235465, 323082558, 338715585, 466674806, 538470930, 677431170, 700012209, 807706395, 1166687015, 1400024418, 1615412790, 2100036627, 2333374030, 3500061045, 4200073254, 7000122090, 10500183135, 21000366270]

約数ペア:

[(1, 21000366270), (2, 10500183135), (3, 7000122090), (5, 4200073254), (6, 3500061045), (9, 2333374030), (10, 2100036627), (13, 1615412790), (15, 1400024418), (18, 1166687015), (26, 807706395), (30, 700012209), (31, 677431170), (39, 538470930), (45, 466674806), (62, 338715585), (65, 323082558), (78, 269235465), (90, 233337403), (93, 225810390), (117, 179490310), (130, 161541279), (155, 135486234), (186, 112905195), (195, 107694186), (234, 89745155), (279, 75270130), (310, 67743117), (390, 53847093), (403, 52110090), (443, 47404890), (465, 45162078), (558, 37635065), (585, 35898062), (806, 26055045), (886, 23702445), (930, 22581039), (1170, 17949031), (1209, 17370030), (1307, 16067610), (1329, 15801630), (1395, 15054026), (2015, 10422018), (2215, 9480978), (2418, 8685015), (2614, 8033805), (2658, 7900815), (2790, 7527013), (3627, 5790010), (3921, 5355870), (3987, 5267210), (4030, 5211009), (4430, 4740489), (5759, 3646530), (6045, 3474006), (6535, 3213522), (6645, 3160326), (7254, 2895005), (7842, 2677935), (7974, 2633605), (11518, 1823265), (11763, 1785290), (12090, 1737003), (13070, 1606761), (13290, 1580163), (13733, 1529190), (16991, 1235970), (17277, 1215510), (18135, 1158002), (19605, 1071174), (19935, 1053442), (23526, 892645), (27466, 764595), (28795, 729306), (33982, 617985), (34554, 607755), (36270, 579001), (39210, 535587), (39870, 526721), (40517, 518310), (41199, 509730), (50973, 411990), (51831, 405170), (57590, 364653), (58815, 357058), (68665, 305838), (81034, 259155), (82398, 254865), (84955, 247194), (86385, 243102), (101946, 205995), (103662, 202585), (117630, 178529), (121551, 172770), (123597, 169910), (137330, 152919)]