21602784

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:129

約数の個数: 192

約数和(自身を含む): 71995392

約数和(自身を除く): 50392608

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 31, 32, 34, 42, 48, 51, 56, 61, 62, 68, 84, 93, 96, 102, 112, 119, 122, 124, 136, 168, 183, 186, 204, 217, 224, 238, 244, 248, 272, 336, 357, 366, 372, 408, 427, 434, 476, 488, 496, 527, 544, 651, 672, 714, 732, 744, 816, 854, 868, 952, 976, 992, 1037, 1054, 1281, 1302, 1428, 1464, 1488, 1581, 1632, 1708, 1736, 1891, 1904, 1952, 2074, 2108, 2562, 2604, 2856, 2928, 2976, 3111, 3162, 3416, 3472, 3689, 3782, 3808, 4148, 4216, 5124, 5208, 5673, 5712, 5856, 6222, 6324, 6832, 6944, 7259, 7378, 7564, 8296, 8432, 10248, 10416, 11067, 11346, 11424, 12444, 12648, 13237, 13664, 14518, 14756, 15128, 16592, 16864, 20496, 20832, 21777, 22134, 22692, 24888, 25296, 26474, 29036, 29512, 30256, 32147, 33184, 39711, 40992, 43554, 44268, 45384, 49776, 50592, 52948, 58072, 59024, 60512, 64294, 79422, 87108, 88536, 90768, 96441, 99552, 105896, 116144, 118048, 128588, 158844, 174216, 177072, 181536, 192882, 211792, 225029, 232288, 257176, 317688, 348432, 354144, 385764, 423584, 450058, 514352, 635376, 675087, 696864, 771528, 900116, 1028704, 1270752, 1350174, 1543056, 1800232, 2700348, 3086112, 3600464, 5400696, 7200928, 10801392, 21602784]

約数ペア:

[(1, 21602784), (2, 10801392), (3, 7200928), (4, 5400696), (6, 3600464), (7, 3086112), (8, 2700348), (12, 1800232), (14, 1543056), (16, 1350174), (17, 1270752), (21, 1028704), (24, 900116), (28, 771528), (31, 696864), (32, 675087), (34, 635376), (42, 514352), (48, 450058), (51, 423584), (56, 385764), (61, 354144), (62, 348432), (68, 317688), (84, 257176), (93, 232288), (96, 225029), (102, 211792), (112, 192882), (119, 181536), (122, 177072), (124, 174216), (136, 158844), (168, 128588), (183, 118048), (186, 116144), (204, 105896), (217, 99552), (224, 96441), (238, 90768), (244, 88536), (248, 87108), (272, 79422), (336, 64294), (357, 60512), (366, 59024), (372, 58072), (408, 52948), (427, 50592), (434, 49776), (476, 45384), (488, 44268), (496, 43554), (527, 40992), (544, 39711), (651, 33184), (672, 32147), (714, 30256), (732, 29512), (744, 29036), (816, 26474), (854, 25296), (868, 24888), (952, 22692), (976, 22134), (992, 21777), (1037, 20832), (1054, 20496), (1281, 16864), (1302, 16592), (1428, 15128), (1464, 14756), (1488, 14518), (1581, 13664), (1632, 13237), (1708, 12648), (1736, 12444), (1891, 11424), (1904, 11346), (1952, 11067), (2074, 10416), (2108, 10248), (2562, 8432), (2604, 8296), (2856, 7564), (2928, 7378), (2976, 7259), (3111, 6944), (3162, 6832), (3416, 6324), (3472, 6222), (3689, 5856), (3782, 5712), (3808, 5673), (4148, 5208), (4216, 5124)]