21493815168

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{313}}^1\times {\mathrm{433}}^1$

素因数の和:829

約数の個数: 256

約数和(自身を含む): 66720729600

約数和(自身を除く): 45226914432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 59, 64, 84, 96, 112, 118, 128, 168, 177, 192, 224, 236, 313, 336, 354, 384, 413, 433, 448, 472, 626, 672, 708, 826, 866, 896, 939, 944, 1239, 1252, 1299, 1344, 1416, 1652, 1732, 1878, 1888, 2191, 2478, 2504, 2598, 2688, 2832, 3031, 3304, 3464, 3756, 3776, 4382, 4956, 5008, 5196, 5664, 6062, 6573, 6608, 6928, 7512, 7552, 8764, 9093, 9912, 10016, 10392, 11328, 12124, 13146, 13216, 13856, 15024, 17528, 18186, 18467, 19824, 20032, 20784, 22656, 24248, 25547, 26292, 26432, 27712, 30048, 35056, 36372, 36934, 39648, 40064, 41568, 48496, 51094, 52584, 52864, 55401, 55424, 60096, 70112, 72744, 73868, 76641, 79296, 83136, 96992, 102188, 105168, 110802, 120192, 129269, 135529, 140224, 145488, 147736, 153282, 158592, 166272, 178829, 193984, 204376, 210336, 221604, 258538, 271058, 280448, 290976, 295472, 306564, 357658, 387807, 387968, 406587, 408752, 420672, 443208, 517076, 536487, 542116, 581952, 590944, 613128, 715316, 775614, 813174, 817504, 841344, 886416, 948703, 1034152, 1072974, 1084232, 1163904, 1181888, 1226256, 1430632, 1551228, 1626348, 1635008, 1772832, 1897406, 2068304, 2145948, 2168464, 2363776, 2452512, 2846109, 2861264, 3102456, 3252696, 3270016, 3545664, 3794812, 4136608, 4291896, 4336928, 4905024, 5692218, 5722528, 6204912, 6505392, 7091328, 7589624, 7996211, 8273216, 8583792, 8673856, 9810048, 11384436, 11445056, 12409824, 13010784, 15179248, 15992422, 16546432, 17167584, 17347712, 22768872, 22890112, 23988633, 24819648, 26021568, 30358496, 31984844, 34335168, 45537744, 47977266, 49639296, 52043136, 55973477, 60716992, 63969688, 68670336, 91075488, 95954532, 111946954, 121433984, 127939376, 167920431, 182150976, 191909064, 223893908, 255878752, 335840862, 364301952, 383818128, 447787816, 511757504, 671681724, 767636256, 895575632, 1023515008, 1343363448, 1535272512, 1791151264, 2686726896, 3070545024, 3582302528, 5373453792, 7164605056, 10746907584, 21493815168]

約数ペア:

[(1, 21493815168), (2, 10746907584), (3, 7164605056), (4, 5373453792), (6, 3582302528), (7, 3070545024), (8, 2686726896), (12, 1791151264), (14, 1535272512), (16, 1343363448), (21, 1023515008), (24, 895575632), (28, 767636256), (32, 671681724), (42, 511757504), (48, 447787816), (56, 383818128), (59, 364301952), (64, 335840862), (84, 255878752), (96, 223893908), (112, 191909064), (118, 182150976), (128, 167920431), (168, 127939376), (177, 121433984), (192, 111946954), (224, 95954532), (236, 91075488), (313, 68670336), (336, 63969688), (354, 60716992), (384, 55973477), (413, 52043136), (433, 49639296), (448, 47977266), (472, 45537744), (626, 34335168), (672, 31984844), (708, 30358496), (826, 26021568), (866, 24819648), (896, 23988633), (939, 22890112), (944, 22768872), (1239, 17347712), (1252, 17167584), (1299, 16546432), (1344, 15992422), (1416, 15179248), (1652, 13010784), (1732, 12409824), (1878, 11445056), (1888, 11384436), (2191, 9810048), (2478, 8673856), (2504, 8583792), (2598, 8273216), (2688, 7996211), (2832, 7589624), (3031, 7091328), (3304, 6505392), (3464, 6204912), (3756, 5722528), (3776, 5692218), (4382, 4905024), (4956, 4336928), (5008, 4291896), (5196, 4136608), (5664, 3794812), (6062, 3545664), (6573, 3270016), (6608, 3252696), (6928, 3102456), (7512, 2861264), (7552, 2846109), (8764, 2452512), (9093, 2363776), (9912, 2168464), (10016, 2145948), (10392, 2068304), (11328, 1897406), (12124, 1772832), (13146, 1635008), (13216, 1626348), (13856, 1551228), (15024, 1430632), (17528, 1226256), (18186, 1181888), (18467, 1163904), (19824, 1084232), (20032, 1072974), (20784, 1034152), (22656, 948703), (24248, 886416), (25547, 841344), (26292, 817504), (26432, 813174), (27712, 775614), (30048, 715316), (35056, 613128), (36372, 590944), (36934, 581952), (39648, 542116), (40064, 536487), (41568, 517076), (48496, 443208), (51094, 420672), (52584, 408752), (52864, 406587), (55401, 387968), (55424, 387807), (60096, 357658), (70112, 306564), (72744, 295472), (73868, 290976), (76641, 280448), (79296, 271058), (83136, 258538), (96992, 221604), (102188, 210336), (105168, 204376), (110802, 193984), (120192, 178829), (129269, 166272), (135529, 158592), (140224, 153282), (145488, 147736)]