21167230336

素因数分解:

$2^7\times 7^1\times {\mathrm{61}}^1\times {\mathrm{387281}}^1$

素因数の和:387363

約数の個数: 64

約数和(自身を含む): 48983427360

約数和(自身を除く): 27816197024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 128, 224, 244, 427, 448, 488, 854, 896, 976, 1708, 1952, 3416, 3904, 6832, 7808, 13664, 27328, 54656, 387281, 774562, 1549124, 2710967, 3098248, 5421934, 6196496, 10843868, 12392992, 21687736, 23624141, 24785984, 43375472, 47248282, 49571968, 86750944, 94496564, 165368987, 173501888, 188993128, 330737974, 347003776, 377986256, 661475948, 755972512, 1322951896, 1511945024, 2645903792, 3023890048, 5291807584, 10583615168, 21167230336]

約数ペア:

[(1, 21167230336), (2, 10583615168), (4, 5291807584), (7, 3023890048), (8, 2645903792), (14, 1511945024), (16, 1322951896), (28, 755972512), (32, 661475948), (56, 377986256), (61, 347003776), (64, 330737974), (112, 188993128), (122, 173501888), (128, 165368987), (224, 94496564), (244, 86750944), (427, 49571968), (448, 47248282), (488, 43375472), (854, 24785984), (896, 23624141), (976, 21687736), (1708, 12392992), (1952, 10843868), (3416, 6196496), (3904, 5421934), (6832, 3098248), (7808, 2710967), (13664, 1549124), (27328, 774562), (54656, 387281)]