21322656

素因数分解:

$2^5\times 3^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:108

約数の個数: 192

約数和(自身を含む): 68947200

約数和(自身を除く): 47624544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 29, 32, 36, 37, 46, 48, 54, 58, 69, 72, 74, 87, 92, 96, 108, 111, 116, 138, 144, 148, 174, 184, 207, 216, 222, 232, 261, 276, 288, 296, 333, 348, 368, 414, 432, 444, 464, 522, 552, 592, 621, 666, 667, 696, 736, 783, 828, 851, 864, 888, 928, 999, 1044, 1073, 1104, 1184, 1242, 1332, 1334, 1392, 1566, 1656, 1702, 1776, 1998, 2001, 2088, 2146, 2208, 2484, 2553, 2664, 2668, 2784, 3132, 3219, 3312, 3404, 3552, 3996, 4002, 4176, 4292, 4968, 5106, 5328, 5336, 6003, 6264, 6438, 6624, 6808, 7659, 7992, 8004, 8352, 8584, 9657, 9936, 10212, 10656, 10672, 12006, 12528, 12876, 13616, 15318, 15984, 16008, 17168, 18009, 19314, 19872, 20424, 21344, 22977, 24012, 24679, 25056, 25752, 27232, 28971, 30636, 31968, 32016, 34336, 36018, 38628, 40848, 45954, 48024, 49358, 51504, 57942, 61272, 64032, 72036, 74037, 77256, 81696, 91908, 96048, 98716, 103008, 115884, 122544, 144072, 148074, 154512, 183816, 192096, 197432, 222111, 231768, 245088, 288144, 296148, 309024, 367632, 394864, 444222, 463536, 576288, 592296, 666333, 735264, 789728, 888444, 927072, 1184592, 1332666, 1776888, 2369184, 2665332, 3553776, 5330664, 7107552, 10661328, 21322656]

約数ペア:

[(1, 21322656), (2, 10661328), (3, 7107552), (4, 5330664), (6, 3553776), (8, 2665332), (9, 2369184), (12, 1776888), (16, 1332666), (18, 1184592), (23, 927072), (24, 888444), (27, 789728), (29, 735264), (32, 666333), (36, 592296), (37, 576288), (46, 463536), (48, 444222), (54, 394864), (58, 367632), (69, 309024), (72, 296148), (74, 288144), (87, 245088), (92, 231768), (96, 222111), (108, 197432), (111, 192096), (116, 183816), (138, 154512), (144, 148074), (148, 144072), (174, 122544), (184, 115884), (207, 103008), (216, 98716), (222, 96048), (232, 91908), (261, 81696), (276, 77256), (288, 74037), (296, 72036), (333, 64032), (348, 61272), (368, 57942), (414, 51504), (432, 49358), (444, 48024), (464, 45954), (522, 40848), (552, 38628), (592, 36018), (621, 34336), (666, 32016), (667, 31968), (696, 30636), (736, 28971), (783, 27232), (828, 25752), (851, 25056), (864, 24679), (888, 24012), (928, 22977), (999, 21344), (1044, 20424), (1073, 19872), (1104, 19314), (1184, 18009), (1242, 17168), (1332, 16008), (1334, 15984), (1392, 15318), (1566, 13616), (1656, 12876), (1702, 12528), (1776, 12006), (1998, 10672), (2001, 10656), (2088, 10212), (2146, 9936), (2208, 9657), (2484, 8584), (2553, 8352), (2664, 8004), (2668, 7992), (2784, 7659), (3132, 6808), (3219, 6624), (3312, 6438), (3404, 6264), (3552, 6003), (3996, 5336), (4002, 5328), (4176, 5106), (4292, 4968)]