21492352

素因数分解:

$2^7\times 7^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1$

素因数の和:138

約数の個数: 96

約数和(自身を含む): 52607520

約数和(自身を除く): 31115168

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 83, 112, 119, 128, 136, 166, 224, 238, 272, 289, 332, 448, 476, 544, 578, 581, 664, 896, 952, 1088, 1156, 1162, 1328, 1411, 1904, 2023, 2176, 2312, 2324, 2656, 2822, 3808, 4046, 4624, 4648, 5312, 5644, 7616, 8092, 9248, 9296, 9877, 10624, 11288, 15232, 16184, 18496, 18592, 19754, 22576, 23987, 32368, 36992, 37184, 39508, 45152, 47974, 64736, 74368, 79016, 90304, 95948, 129472, 158032, 167909, 180608, 191896, 258944, 316064, 335818, 383792, 632128, 671636, 767584, 1264256, 1343272, 1535168, 2686544, 3070336, 5373088, 10746176, 21492352]

約数ペア:

[(1, 21492352), (2, 10746176), (4, 5373088), (7, 3070336), (8, 2686544), (14, 1535168), (16, 1343272), (17, 1264256), (28, 767584), (32, 671636), (34, 632128), (56, 383792), (64, 335818), (68, 316064), (83, 258944), (112, 191896), (119, 180608), (128, 167909), (136, 158032), (166, 129472), (224, 95948), (238, 90304), (272, 79016), (289, 74368), (332, 64736), (448, 47974), (476, 45152), (544, 39508), (578, 37184), (581, 36992), (664, 32368), (896, 23987), (952, 22576), (1088, 19754), (1156, 18592), (1162, 18496), (1328, 16184), (1411, 15232), (1904, 11288), (2023, 10624), (2176, 9877), (2312, 9296), (2324, 9248), (2656, 8092), (2822, 7616), (3808, 5644), (4046, 5312), (4624, 4648)]