21000634464

素因数分解:

$2^5\times 3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{907}}^1$

素因数の和:1113

約数の個数: 192

約数和(自身を含む): 57991127040

約数和(自身を除く): 36990492576

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 71, 79, 86, 96, 129, 142, 158, 172, 213, 237, 258, 284, 316, 344, 426, 474, 516, 568, 632, 688, 852, 907, 948, 1032, 1136, 1264, 1376, 1704, 1814, 1896, 2064, 2272, 2528, 2721, 3053, 3397, 3408, 3628, 3792, 4128, 5442, 5609, 6106, 6794, 6816, 7256, 7584, 9159, 10191, 10884, 11218, 12212, 13588, 14512, 16827, 18318, 20382, 21768, 22436, 24424, 27176, 29024, 33654, 36636, 39001, 40764, 43536, 44872, 48848, 54352, 64397, 67308, 71653, 73272, 78002, 81528, 87072, 89744, 97696, 108704, 117003, 128794, 134616, 143306, 146544, 156004, 163056, 179488, 193191, 214959, 234006, 241187, 257588, 269232, 286612, 293088, 312008, 326112, 386382, 429918, 468012, 482374, 515176, 538464, 573224, 624016, 723561, 772764, 859836, 936024, 964748, 1030352, 1146448, 1248032, 1447122, 1545528, 1719672, 1872048, 1929496, 2060704, 2292896, 2769071, 2894244, 3081079, 3091056, 3439344, 3744096, 3858992, 5087363, 5538142, 5788488, 6162158, 6182112, 6878688, 7717984, 8307213, 9243237, 10174726, 11076284, 11576976, 12324316, 15262089, 16614426, 18486474, 20349452, 22152568, 23153952, 24648632, 30524178, 33228852, 36972948, 40698904, 44305136, 49297264, 61048356, 66457704, 73945896, 81397808, 88610272, 98594528, 122096712, 132915408, 147891792, 162795616, 218756609, 244193424, 265830816, 295783584, 437513218, 488386848, 656269827, 875026436, 1312539654, 1750052872, 2625079308, 3500105744, 5250158616, 7000211488, 10500317232, 21000634464]

約数ペア:

[(1, 21000634464), (2, 10500317232), (3, 7000211488), (4, 5250158616), (6, 3500105744), (8, 2625079308), (12, 1750052872), (16, 1312539654), (24, 875026436), (32, 656269827), (43, 488386848), (48, 437513218), (71, 295783584), (79, 265830816), (86, 244193424), (96, 218756609), (129, 162795616), (142, 147891792), (158, 132915408), (172, 122096712), (213, 98594528), (237, 88610272), (258, 81397808), (284, 73945896), (316, 66457704), (344, 61048356), (426, 49297264), (474, 44305136), (516, 40698904), (568, 36972948), (632, 33228852), (688, 30524178), (852, 24648632), (907, 23153952), (948, 22152568), (1032, 20349452), (1136, 18486474), (1264, 16614426), (1376, 15262089), (1704, 12324316), (1814, 11576976), (1896, 11076284), (2064, 10174726), (2272, 9243237), (2528, 8307213), (2721, 7717984), (3053, 6878688), (3397, 6182112), (3408, 6162158), (3628, 5788488), (3792, 5538142), (4128, 5087363), (5442, 3858992), (5609, 3744096), (6106, 3439344), (6794, 3091056), (6816, 3081079), (7256, 2894244), (7584, 2769071), (9159, 2292896), (10191, 2060704), (10884, 1929496), (11218, 1872048), (12212, 1719672), (13588, 1545528), (14512, 1447122), (16827, 1248032), (18318, 1146448), (20382, 1030352), (21768, 964748), (22436, 936024), (24424, 859836), (27176, 772764), (29024, 723561), (33654, 624016), (36636, 573224), (39001, 538464), (40764, 515176), (43536, 482374), (44872, 468012), (48848, 429918), (54352, 386382), (64397, 326112), (67308, 312008), (71653, 293088), (73272, 286612), (78002, 269232), (81528, 257588), (87072, 241187), (89744, 234006), (97696, 214959), (108704, 193191), (117003, 179488), (128794, 163056), (134616, 156004), (143306, 146544)]