21246103620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{809}}^1\times {\mathrm{1097}}^1$

素因数の和:1947

約数の個数: 288

約数和(自身を含む): 77696236800

約数和(自身を除く): 56450133180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 809, 855, 1097, 1140, 1197, 1260, 1330, 1596, 1618, 1710, 1995, 2194, 2394, 2427, 2660, 3236, 3291, 3420, 3990, 4045, 4388, 4788, 4854, 5485, 5663, 5985, 6582, 7281, 7679, 7980, 8090, 9708, 9873, 10970, 11326, 11970, 12135, 13164, 14562, 15358, 15371, 16180, 16455, 16989, 19746, 20843, 21940, 22652, 23037, 23940, 24270, 28315, 29124, 30716, 30742, 32910, 33978, 36405, 38395, 39492, 41686, 46074, 46113, 48540, 49365, 50967, 56630, 61484, 62529, 65820, 67956, 69111, 72810, 76790, 76855, 83372, 84945, 92148, 92226, 98730, 101934, 104215, 107597, 113260, 115185, 125058, 138222, 138339, 145620, 145901, 153580, 153710, 169890, 184452, 187587, 197460, 203868, 208430, 215194, 230370, 230565, 250116, 254835, 276444, 276678, 291802, 307420, 312645, 322791, 339780, 345555, 375174, 416860, 430388, 437703, 460740, 461130, 509670, 537985, 553356, 583604, 625290, 645582, 691110, 691695, 729505, 750348, 875406, 887473, 922260, 937935, 968373, 1019340, 1075970, 1250580, 1291164, 1313109, 1382220, 1383390, 1459010, 1613955, 1750812, 1774946, 1875870, 1936746, 2151940, 2188515, 2626218, 2662419, 2766780, 2918020, 3227910, 3549892, 3751740, 3873492, 4377030, 4437365, 4841865, 5252436, 5324838, 6212311, 6455820, 6565545, 7987257, 8754060, 8874730, 9683730, 10649676, 12424622, 13131090, 13312095, 15974514, 16861987, 17749460, 18636933, 19367460, 24849244, 26262180, 26624190, 31061555, 31949028, 33723974, 37273866, 39936285, 50585961, 53248380, 55910799, 62123110, 67447948, 74547732, 79872570, 84309935, 93184665, 101171922, 111821598, 118033909, 124246220, 151757883, 159745140, 168619870, 186369330, 202343844, 223643196, 236067818, 252929805, 279553995, 303515766, 337239740, 354101727, 372738660, 472135636, 505859610, 559107990, 590169545, 607031532, 708203454, 758789415, 1011719220, 1062305181, 1118215980, 1180339090, 1416406908, 1517578830, 1770508635, 2124610362, 2360678180, 3035157660, 3541017270, 4249220724, 5311525905, 7082034540, 10623051810, 21246103620]

約数ペア:

[(1, 21246103620), (2, 10623051810), (3, 7082034540), (4, 5311525905), (5, 4249220724), (6, 3541017270), (7, 3035157660), (9, 2360678180), (10, 2124610362), (12, 1770508635), (14, 1517578830), (15, 1416406908), (18, 1180339090), (19, 1118215980), (20, 1062305181), (21, 1011719220), (28, 758789415), (30, 708203454), (35, 607031532), (36, 590169545), (38, 559107990), (42, 505859610), (45, 472135636), (57, 372738660), (60, 354101727), (63, 337239740), (70, 303515766), (76, 279553995), (84, 252929805), (90, 236067818), (95, 223643196), (105, 202343844), (114, 186369330), (126, 168619870), (133, 159745140), (140, 151757883), (171, 124246220), (180, 118033909), (190, 111821598), (210, 101171922), (228, 93184665), (252, 84309935), (266, 79872570), (285, 74547732), (315, 67447948), (342, 62123110), (380, 55910799), (399, 53248380), (420, 50585961), (532, 39936285), (570, 37273866), (630, 33723974), (665, 31949028), (684, 31061555), (798, 26624190), (809, 26262180), (855, 24849244), (1097, 19367460), (1140, 18636933), (1197, 17749460), (1260, 16861987), (1330, 15974514), (1596, 13312095), (1618, 13131090), (1710, 12424622), (1995, 10649676), (2194, 9683730), (2394, 8874730), (2427, 8754060), (2660, 7987257), (3236, 6565545), (3291, 6455820), (3420, 6212311), (3990, 5324838), (4045, 5252436), (4388, 4841865), (4788, 4437365), (4854, 4377030), (5485, 3873492), (5663, 3751740), (5985, 3549892), (6582, 3227910), (7281, 2918020), (7679, 2766780), (7980, 2662419), (8090, 2626218), (9708, 2188515), (9873, 2151940), (10970, 1936746), (11326, 1875870), (11970, 1774946), (12135, 1750812), (13164, 1613955), (14562, 1459010), (15358, 1383390), (15371, 1382220), (16180, 1313109), (16455, 1291164), (16989, 1250580), (19746, 1075970), (20843, 1019340), (21940, 968373), (22652, 937935), (23037, 922260), (23940, 887473), (24270, 875406), (28315, 750348), (29124, 729505), (30716, 691695), (30742, 691110), (32910, 645582), (33978, 625290), (36405, 583604), (38395, 553356), (39492, 537985), (41686, 509670), (46074, 461130), (46113, 460740), (48540, 437703), (49365, 430388), (50967, 416860), (56630, 375174), (61484, 345555), (62529, 339780), (65820, 322791), (67956, 312645), (69111, 307420), (72810, 291802), (76790, 276678), (76855, 276444), (83372, 254835), (84945, 250116), (92148, 230565), (92226, 230370), (98730, 215194), (101934, 208430), (104215, 203868), (107597, 197460), (113260, 187587), (115185, 184452), (125058, 169890), (138222, 153710), (138339, 153580), (145620, 145901)]