21355910784

素因数分解:

$2^7\times 3^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{2551}}^1$

素因数の和:2640

約数の個数: 288

約数和(自身を含む): 68118953760

約数和(自身を除く): 46763042976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 43, 48, 52, 64, 72, 78, 86, 96, 104, 117, 128, 129, 144, 156, 169, 172, 192, 208, 234, 258, 288, 312, 338, 344, 384, 387, 416, 468, 507, 516, 559, 576, 624, 676, 688, 774, 832, 936, 1014, 1032, 1118, 1152, 1248, 1352, 1376, 1521, 1548, 1664, 1677, 1872, 2028, 2064, 2236, 2496, 2551, 2704, 2752, 3042, 3096, 3354, 3744, 4056, 4128, 4472, 4992, 5031, 5102, 5408, 5504, 6084, 6192, 6708, 7267, 7488, 7653, 8112, 8256, 8944, 10062, 10204, 10816, 12168, 12384, 13416, 14534, 14976, 15306, 16224, 16512, 17888, 20124, 20408, 21632, 21801, 22959, 24336, 24768, 26832, 29068, 30612, 32448, 33163, 35776, 40248, 40816, 43602, 45918, 48672, 49536, 53664, 58136, 61224, 64896, 65403, 66326, 71552, 80496, 81632, 87204, 91836, 97344, 99489, 107328, 109693, 116272, 122448, 130806, 132652, 160992, 163264, 174408, 183672, 194688, 198978, 214656, 219386, 232544, 244896, 261612, 265304, 298467, 321984, 326528, 329079, 348816, 367344, 397956, 431119, 438772, 465088, 489792, 523224, 530608, 596934, 643968, 658158, 697632, 734688, 795912, 862238, 877544, 930176, 979584, 987237, 1046448, 1061216, 1193868, 1293357, 1316316, 1395264, 1426009, 1469376, 1591824, 1724476, 1755088, 1974474, 2092896, 2122432, 2387736, 2586714, 2632632, 2790528, 2852018, 2938752, 3183648, 3448952, 3510176, 3880071, 3948948, 4185792, 4244864, 4278027, 4775472, 5173428, 5265264, 5704036, 6367296, 6897904, 7020352, 7760142, 7897896, 8371584, 8556054, 9550944, 10346856, 10530528, 11408072, 12734592, 12834081, 13795808, 14040704, 15520284, 15795792, 17112108, 18538117, 19101888, 20693712, 21061056, 22816144, 25668162, 27591616, 31040568, 31591584, 34224216, 37076234, 38203776, 41387424, 42122112, 45632288, 51336324, 55183232, 55614351, 62081136, 63183168, 68448432, 74152468, 82774848, 91264576, 102672648, 111228702, 124162272, 126366336, 136896864, 148304936, 165549696, 166843053, 182529152, 205345296, 222457404, 248324544, 273793728, 296609872, 333686106, 410690592, 444914808, 496649088, 547587456, 593219744, 667372212, 821381184, 889829616, 1186439488, 1334744424, 1642762368, 1779659232, 2372878976, 2669488848, 3559318464, 5338977696, 7118636928, 10677955392, 21355910784]

約数ペア:

[(1, 21355910784), (2, 10677955392), (3, 7118636928), (4, 5338977696), (6, 3559318464), (8, 2669488848), (9, 2372878976), (12, 1779659232), (13, 1642762368), (16, 1334744424), (18, 1186439488), (24, 889829616), (26, 821381184), (32, 667372212), (36, 593219744), (39, 547587456), (43, 496649088), (48, 444914808), (52, 410690592), (64, 333686106), (72, 296609872), (78, 273793728), (86, 248324544), (96, 222457404), (104, 205345296), (117, 182529152), (128, 166843053), (129, 165549696), (144, 148304936), (156, 136896864), (169, 126366336), (172, 124162272), (192, 111228702), (208, 102672648), (234, 91264576), (258, 82774848), (288, 74152468), (312, 68448432), (338, 63183168), (344, 62081136), (384, 55614351), (387, 55183232), (416, 51336324), (468, 45632288), (507, 42122112), (516, 41387424), (559, 38203776), (576, 37076234), (624, 34224216), (676, 31591584), (688, 31040568), (774, 27591616), (832, 25668162), (936, 22816144), (1014, 21061056), (1032, 20693712), (1118, 19101888), (1152, 18538117), (1248, 17112108), (1352, 15795792), (1376, 15520284), (1521, 14040704), (1548, 13795808), (1664, 12834081), (1677, 12734592), (1872, 11408072), (2028, 10530528), (2064, 10346856), (2236, 9550944), (2496, 8556054), (2551, 8371584), (2704, 7897896), (2752, 7760142), (3042, 7020352), (3096, 6897904), (3354, 6367296), (3744, 5704036), (4056, 5265264), (4128, 5173428), (4472, 4775472), (4992, 4278027), (5031, 4244864), (5102, 4185792), (5408, 3948948), (5504, 3880071), (6084, 3510176), (6192, 3448952), (6708, 3183648), (7267, 2938752), (7488, 2852018), (7653, 2790528), (8112, 2632632), (8256, 2586714), (8944, 2387736), (10062, 2122432), (10204, 2092896), (10816, 1974474), (12168, 1755088), (12384, 1724476), (13416, 1591824), (14534, 1469376), (14976, 1426009), (15306, 1395264), (16224, 1316316), (16512, 1293357), (17888, 1193868), (20124, 1061216), (20408, 1046448), (21632, 987237), (21801, 979584), (22959, 930176), (24336, 877544), (24768, 862238), (26832, 795912), (29068, 734688), (30612, 697632), (32448, 658158), (33163, 643968), (35776, 596934), (40248, 530608), (40816, 523224), (43602, 489792), (45918, 465088), (48672, 438772), (49536, 431119), (53664, 397956), (58136, 367344), (61224, 348816), (64896, 329079), (65403, 326528), (66326, 321984), (71552, 298467), (80496, 265304), (81632, 261612), (87204, 244896), (91836, 232544), (97344, 219386), (99489, 214656), (107328, 198978), (109693, 194688), (116272, 183672), (122448, 174408), (130806, 163264), (132652, 160992)]