21099312

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^2\times {\mathrm{17}}^2$

素因数の和:77

約数の個数: 180

約数和(自身を含む): 69664440

約数和(自身を除く): 48565128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 27, 34, 36, 39, 48, 51, 52, 54, 68, 72, 78, 102, 104, 108, 117, 136, 144, 153, 156, 169, 204, 208, 216, 221, 234, 272, 289, 306, 312, 338, 351, 408, 432, 442, 459, 468, 507, 578, 612, 624, 663, 676, 702, 816, 867, 884, 918, 936, 1014, 1156, 1224, 1326, 1352, 1404, 1521, 1734, 1768, 1836, 1872, 1989, 2028, 2312, 2448, 2601, 2652, 2704, 2808, 2873, 3042, 3468, 3536, 3672, 3757, 3978, 4056, 4563, 4624, 5202, 5304, 5616, 5746, 5967, 6084, 6936, 7344, 7514, 7803, 7956, 8112, 8619, 9126, 10404, 10608, 11271, 11492, 11934, 12168, 13872, 15028, 15606, 15912, 17238, 18252, 20808, 22542, 22984, 23868, 24336, 25857, 30056, 31212, 31824, 33813, 34476, 36504, 41616, 45084, 45968, 47736, 48841, 51714, 60112, 62424, 67626, 68952, 73008, 77571, 90168, 95472, 97682, 101439, 103428, 124848, 135252, 137904, 146523, 155142, 180336, 195364, 202878, 206856, 270504, 293046, 310284, 390728, 405756, 413712, 439569, 541008, 586092, 620568, 781456, 811512, 879138, 1172184, 1241136, 1318707, 1623024, 1758276, 2344368, 2637414, 3516552, 5274828, 7033104, 10549656, 21099312]

約数ペア:

[(1, 21099312), (2, 10549656), (3, 7033104), (4, 5274828), (6, 3516552), (8, 2637414), (9, 2344368), (12, 1758276), (13, 1623024), (16, 1318707), (17, 1241136), (18, 1172184), (24, 879138), (26, 811512), (27, 781456), (34, 620568), (36, 586092), (39, 541008), (48, 439569), (51, 413712), (52, 405756), (54, 390728), (68, 310284), (72, 293046), (78, 270504), (102, 206856), (104, 202878), (108, 195364), (117, 180336), (136, 155142), (144, 146523), (153, 137904), (156, 135252), (169, 124848), (204, 103428), (208, 101439), (216, 97682), (221, 95472), (234, 90168), (272, 77571), (289, 73008), (306, 68952), (312, 67626), (338, 62424), (351, 60112), (408, 51714), (432, 48841), (442, 47736), (459, 45968), (468, 45084), (507, 41616), (578, 36504), (612, 34476), (624, 33813), (663, 31824), (676, 31212), (702, 30056), (816, 25857), (867, 24336), (884, 23868), (918, 22984), (936, 22542), (1014, 20808), (1156, 18252), (1224, 17238), (1326, 15912), (1352, 15606), (1404, 15028), (1521, 13872), (1734, 12168), (1768, 11934), (1836, 11492), (1872, 11271), (1989, 10608), (2028, 10404), (2312, 9126), (2448, 8619), (2601, 8112), (2652, 7956), (2704, 7803), (2808, 7514), (2873, 7344), (3042, 6936), (3468, 6084), (3536, 5967), (3672, 5746), (3757, 5616), (3978, 5304), (4056, 5202), (4563, 4624)]