21909782016

素因数分解:

$2^9\times 3^5\times {\mathrm{229}}^1\times {\mathrm{769}}^1$

素因数の和:1031

約数の個数: 240

約数和(自身を含む): 65947081200

約数和(自身を除く): 44037299184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 229, 243, 256, 288, 324, 384, 432, 458, 486, 512, 576, 648, 687, 768, 769, 864, 916, 972, 1152, 1296, 1374, 1536, 1538, 1728, 1832, 1944, 2061, 2304, 2307, 2592, 2748, 3076, 3456, 3664, 3888, 4122, 4608, 4614, 5184, 5496, 6152, 6183, 6912, 6921, 7328, 7776, 8244, 9228, 10368, 10992, 12304, 12366, 13824, 13842, 14656, 15552, 16488, 18456, 18549, 20736, 20763, 21984, 24608, 24732, 27684, 29312, 31104, 32976, 36912, 37098, 41472, 41526, 43968, 49216, 49464, 55368, 55647, 58624, 62208, 62289, 65952, 73824, 74196, 83052, 87936, 98432, 98928, 110736, 111294, 117248, 124416, 124578, 131904, 147648, 148392, 166104, 175872, 176101, 186867, 196864, 197856, 221472, 222588, 249156, 263808, 295296, 296784, 332208, 351744, 352202, 373734, 393728, 395712, 442944, 445176, 498312, 527616, 528303, 590592, 593568, 664416, 704404, 747468, 791424, 885888, 890352, 996624, 1055232, 1056606, 1181184, 1187136, 1328832, 1408808, 1494936, 1582848, 1584909, 1771776, 1780704, 1993248, 2113212, 2374272, 2657664, 2817616, 2989872, 3165696, 3169818, 3543552, 3561408, 3986496, 4226424, 4748544, 4754727, 5315328, 5635232, 5979744, 6339636, 7122816, 7972992, 8452848, 9497088, 9509454, 10630656, 11270464, 11959488, 12679272, 14245632, 14264181, 15945984, 16905696, 19018908, 22540928, 23918976, 25358544, 28491264, 28528362, 31891968, 33811392, 38037816, 42792543, 45081856, 47837952, 50717088, 57056724, 67622784, 76075632, 85585086, 90163712, 95675904, 101434176, 114113448, 135245568, 152151264, 171170172, 202868352, 228226896, 270491136, 304302528, 342340344, 405736704, 456453792, 608605056, 684680688, 811473408, 912907584, 1217210112, 1369361376, 1825815168, 2434420224, 2738722752, 3651630336, 5477445504, 7303260672, 10954891008, 21909782016]

約数ペア:

[(1, 21909782016), (2, 10954891008), (3, 7303260672), (4, 5477445504), (6, 3651630336), (8, 2738722752), (9, 2434420224), (12, 1825815168), (16, 1369361376), (18, 1217210112), (24, 912907584), (27, 811473408), (32, 684680688), (36, 608605056), (48, 456453792), (54, 405736704), (64, 342340344), (72, 304302528), (81, 270491136), (96, 228226896), (108, 202868352), (128, 171170172), (144, 152151264), (162, 135245568), (192, 114113448), (216, 101434176), (229, 95675904), (243, 90163712), (256, 85585086), (288, 76075632), (324, 67622784), (384, 57056724), (432, 50717088), (458, 47837952), (486, 45081856), (512, 42792543), (576, 38037816), (648, 33811392), (687, 31891968), (768, 28528362), (769, 28491264), (864, 25358544), (916, 23918976), (972, 22540928), (1152, 19018908), (1296, 16905696), (1374, 15945984), (1536, 14264181), (1538, 14245632), (1728, 12679272), (1832, 11959488), (1944, 11270464), (2061, 10630656), (2304, 9509454), (2307, 9497088), (2592, 8452848), (2748, 7972992), (3076, 7122816), (3456, 6339636), (3664, 5979744), (3888, 5635232), (4122, 5315328), (4608, 4754727), (4614, 4748544), (5184, 4226424), (5496, 3986496), (6152, 3561408), (6183, 3543552), (6912, 3169818), (6921, 3165696), (7328, 2989872), (7776, 2817616), (8244, 2657664), (9228, 2374272), (10368, 2113212), (10992, 1993248), (12304, 1780704), (12366, 1771776), (13824, 1584909), (13842, 1582848), (14656, 1494936), (15552, 1408808), (16488, 1328832), (18456, 1187136), (18549, 1181184), (20736, 1056606), (20763, 1055232), (21984, 996624), (24608, 890352), (24732, 885888), (27684, 791424), (29312, 747468), (31104, 704404), (32976, 664416), (36912, 593568), (37098, 590592), (41472, 528303), (41526, 527616), (43968, 498312), (49216, 445176), (49464, 442944), (55368, 395712), (55647, 393728), (58624, 373734), (62208, 352202), (62289, 351744), (65952, 332208), (73824, 296784), (74196, 295296), (83052, 263808), (87936, 249156), (98432, 222588), (98928, 221472), (110736, 197856), (111294, 196864), (117248, 186867), (124416, 176101), (124578, 175872), (131904, 166104), (147648, 148392)]