21261282048

素因数分解:

$2^8\times 3^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{1663}}^1$

素因数の和:1895

約数の個数: 216

約数和(自身を含む): 63670763520

約数和(自身を除く): 42409481472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 128, 144, 179, 186, 192, 248, 256, 279, 288, 358, 372, 384, 496, 537, 558, 576, 716, 744, 768, 992, 1074, 1116, 1152, 1432, 1488, 1611, 1663, 1984, 2148, 2232, 2304, 2864, 2976, 3222, 3326, 3968, 4296, 4464, 4989, 5549, 5728, 5952, 6444, 6652, 7936, 8592, 8928, 9978, 11098, 11456, 11904, 12888, 13304, 14967, 16647, 17184, 17856, 19956, 22196, 22912, 23808, 25776, 26608, 29934, 33294, 34368, 35712, 39912, 44392, 45824, 49941, 51552, 51553, 53216, 59868, 66588, 68736, 71424, 79824, 88784, 99882, 103104, 103106, 106432, 119736, 133176, 137472, 154659, 159648, 177568, 199764, 206208, 206212, 212864, 239472, 266352, 297677, 309318, 319296, 355136, 399528, 412416, 412424, 425728, 463977, 478944, 532704, 595354, 618636, 638592, 710272, 799056, 824848, 893031, 927954, 957888, 1065408, 1190708, 1237272, 1277184, 1420544, 1598112, 1649696, 1786062, 1855908, 1915776, 2130816, 2381416, 2474544, 2679093, 3196224, 3299392, 3572124, 3711816, 3831552, 4261632, 4762832, 4949088, 5358186, 6392448, 6598784, 7144248, 7423632, 9227987, 9525664, 9898176, 10716372, 12784896, 13197568, 14288496, 14847264, 18455974, 19051328, 19796352, 21432744, 27683961, 28576992, 29694528, 36911948, 38102656, 39592704, 42865488, 55367922, 57153984, 59389056, 73823896, 76205312, 83051883, 85730976, 110735844, 114307968, 118778112, 147647792, 166103766, 171461952, 221471688, 228615936, 295295584, 332207532, 342923904, 442943376, 590591168, 664415064, 685847808, 885886752, 1181182336, 1328830128, 1771773504, 2362364672, 2657660256, 3543547008, 5315320512, 7087094016, 10630641024, 21261282048]

約数ペア:

[(1, 21261282048), (2, 10630641024), (3, 7087094016), (4, 5315320512), (6, 3543547008), (8, 2657660256), (9, 2362364672), (12, 1771773504), (16, 1328830128), (18, 1181182336), (24, 885886752), (31, 685847808), (32, 664415064), (36, 590591168), (48, 442943376), (62, 342923904), (64, 332207532), (72, 295295584), (93, 228615936), (96, 221471688), (124, 171461952), (128, 166103766), (144, 147647792), (179, 118778112), (186, 114307968), (192, 110735844), (248, 85730976), (256, 83051883), (279, 76205312), (288, 73823896), (358, 59389056), (372, 57153984), (384, 55367922), (496, 42865488), (537, 39592704), (558, 38102656), (576, 36911948), (716, 29694528), (744, 28576992), (768, 27683961), (992, 21432744), (1074, 19796352), (1116, 19051328), (1152, 18455974), (1432, 14847264), (1488, 14288496), (1611, 13197568), (1663, 12784896), (1984, 10716372), (2148, 9898176), (2232, 9525664), (2304, 9227987), (2864, 7423632), (2976, 7144248), (3222, 6598784), (3326, 6392448), (3968, 5358186), (4296, 4949088), (4464, 4762832), (4989, 4261632), (5549, 3831552), (5728, 3711816), (5952, 3572124), (6444, 3299392), (6652, 3196224), (7936, 2679093), (8592, 2474544), (8928, 2381416), (9978, 2130816), (11098, 1915776), (11456, 1855908), (11904, 1786062), (12888, 1649696), (13304, 1598112), (14967, 1420544), (16647, 1277184), (17184, 1237272), (17856, 1190708), (19956, 1065408), (22196, 957888), (22912, 927954), (23808, 893031), (25776, 824848), (26608, 799056), (29934, 710272), (33294, 638592), (34368, 618636), (35712, 595354), (39912, 532704), (44392, 478944), (45824, 463977), (49941, 425728), (51552, 412424), (51553, 412416), (53216, 399528), (59868, 355136), (66588, 319296), (68736, 309318), (71424, 297677), (79824, 266352), (88784, 239472), (99882, 212864), (103104, 206212), (103106, 206208), (106432, 199764), (119736, 177568), (133176, 159648), (137472, 154659)]