21628422816

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:178

約数の個数: 864

約数和(自身を含む): 81307134720

約数和(自身を除く): 59678711904

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 16, 21, 22, 24, 26, 28, 32, 33, 37, 39, 42, 44, 48, 49, 52, 56, 66, 74, 77, 78, 79, 84, 88, 91, 96, 98, 104, 111, 112, 121, 132, 143, 147, 148, 154, 156, 158, 168, 176, 182, 196, 208, 222, 224, 231, 237, 242, 259, 264, 273, 286, 294, 296, 308, 312, 316, 336, 352, 363, 364, 392, 407, 416, 429, 444, 462, 474, 481, 484, 518, 528, 539, 546, 553, 572, 588, 592, 616, 624, 632, 637, 672, 726, 728, 777, 784, 814, 847, 858, 869, 888, 924, 948, 962, 968, 1001, 1027, 1036, 1056, 1078, 1092, 1106, 1144, 1176, 1184, 1221, 1232, 1248, 1264, 1274, 1443, 1452, 1456, 1554, 1568, 1573, 1617, 1628, 1659, 1694, 1716, 1738, 1776, 1813, 1848, 1896, 1911, 1924, 1936, 2002, 2054, 2072, 2156, 2184, 2212, 2288, 2352, 2442, 2464, 2528, 2541, 2548, 2607, 2849, 2886, 2904, 2912, 2923, 3003, 3081, 3108, 3146, 3234, 3256, 3318, 3367, 3388, 3432, 3476, 3552, 3626, 3696, 3792, 3822, 3848, 3871, 3872, 4004, 4108, 4144, 4312, 4368, 4424, 4477, 4576, 4704, 4719, 4884, 5082, 5096, 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約数ペア:

[(1, 21628422816), (2, 10814211408), (3, 7209474272), (4, 5407105704), (6, 3604737136), (7, 3089774688), (8, 2703552852), (11, 1966220256), (12, 1802368568), (13, 1663724832), (14, 1544887344), (16, 1351776426), (21, 1029924896), (22, 983110128), (24, 901184284), (26, 831862416), (28, 772443672), (32, 675888213), (33, 655406752), (37, 584551968), (39, 554574944), (42, 514962448), (44, 491555064), (48, 450592142), (49, 441396384), (52, 415931208), (56, 386221836), (66, 327703376), (74, 292275984), (77, 280888608), (78, 277287472), (79, 273777504), (84, 257481224), (88, 245777532), (91, 237674976), (96, 225296071), (98, 220698192), (104, 207965604), (111, 194850656), (112, 193110918), (121, 178747296), (132, 163851688), (143, 151247712), (147, 147132128), (148, 146137992), (154, 140444304), (156, 138643736), (158, 136888752), (168, 128740612), (176, 122888766), (182, 118837488), (196, 110349096), (208, 103982802), (222, 97425328), (224, 96555459), (231, 93629536), (237, 91259168), (242, 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