21000422688

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{28909}}^1$

素因数の和:28999

約数の個数: 192

約数和(自身を含む): 67141509120

約数和(自身を除く): 46141086432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 47, 48, 56, 69, 84, 92, 94, 96, 112, 138, 141, 161, 168, 184, 188, 224, 276, 282, 322, 329, 336, 368, 376, 483, 552, 564, 644, 658, 672, 736, 752, 966, 987, 1081, 1104, 1128, 1288, 1316, 1504, 1932, 1974, 2162, 2208, 2256, 2576, 2632, 3243, 3864, 3948, 4324, 4512, 5152, 5264, 6486, 7567, 7728, 7896, 8648, 10528, 12972, 15134, 15456, 15792, 17296, 22701, 25944, 28909, 30268, 31584, 34592, 45402, 51888, 57818, 60536, 86727, 90804, 103776, 115636, 121072, 173454, 181608, 202363, 231272, 242144, 346908, 363216, 404726, 462544, 607089, 664907, 693816, 726432, 809452, 925088, 1214178, 1329814, 1358723, 1387632, 1618904, 1994721, 2428356, 2659628, 2717446, 2775264, 3237808, 3989442, 4076169, 4654349, 4856712, 5319256, 5434892, 6475616, 7978884, 8152338, 9308698, 9511061, 9713424, 10638512, 10869784, 13963047, 15957768, 16304676, 18617396, 19022122, 19426848, 21277024, 21739568, 27926094, 28533183, 31250629, 31915536, 32609352, 37234792, 38044244, 43479136, 55852188, 57066366, 62501258, 63831072, 65218704, 74469584, 76088488, 93751887, 111704376, 114132732, 125002516, 130437408, 148939168, 152176976, 187503774, 218754403, 223408752, 228265464, 250005032, 304353952, 375007548, 437508806, 446817504, 456530928, 500010064, 656263209, 750015096, 875017612, 913061856, 1000020128, 1312526418, 1500030192, 1750035224, 2625052836, 3000060384, 3500070448, 5250105672, 7000140896, 10500211344, 21000422688]

約数ペア:

[(1, 21000422688), (2, 10500211344), (3, 7000140896), (4, 5250105672), (6, 3500070448), (7, 3000060384), (8, 2625052836), (12, 1750035224), (14, 1500030192), (16, 1312526418), (21, 1000020128), (23, 913061856), (24, 875017612), (28, 750015096), (32, 656263209), (42, 500010064), (46, 456530928), (47, 446817504), (48, 437508806), (56, 375007548), (69, 304353952), (84, 250005032), (92, 228265464), (94, 223408752), (96, 218754403), (112, 187503774), (138, 152176976), (141, 148939168), (161, 130437408), (168, 125002516), (184, 114132732), (188, 111704376), (224, 93751887), (276, 76088488), (282, 74469584), (322, 65218704), (329, 63831072), (336, 62501258), (368, 57066366), (376, 55852188), (483, 43479136), (552, 38044244), (564, 37234792), (644, 32609352), (658, 31915536), (672, 31250629), (736, 28533183), (752, 27926094), (966, 21739568), (987, 21277024), (1081, 19426848), (1104, 19022122), (1128, 18617396), (1288, 16304676), (1316, 15957768), (1504, 13963047), (1932, 10869784), (1974, 10638512), (2162, 9713424), (2208, 9511061), (2256, 9308698), (2576, 8152338), (2632, 7978884), (3243, 6475616), (3864, 5434892), (3948, 5319256), (4324, 4856712), (4512, 4654349), (5152, 4076169), (5264, 3989442), (6486, 3237808), (7567, 2775264), (7728, 2717446), (7896, 2659628), (8648, 2428356), (10528, 1994721), (12972, 1618904), (15134, 1387632), (15456, 1358723), (15792, 1329814), (17296, 1214178), (22701, 925088), (25944, 809452), (28909, 726432), (30268, 693816), (31584, 664907), (34592, 607089), (45402, 462544), (51888, 404726), (57818, 363216), (60536, 346908), (86727, 242144), (90804, 231272), (103776, 202363), (115636, 181608), (121072, 173454)]