21456932136

素因数分解:

$2^3\times 3^1\times {\mathrm{397}}^1\times {\mathrm{499}}^1\times {\mathrm{4513}}^1$

素因数の和:5418

約数の個数: 64

約数和(自身を含む): 53897160000

約数和(自身を除く): 32440227864

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 397, 499, 794, 998, 1191, 1497, 1588, 1996, 2382, 2994, 3176, 3992, 4513, 4764, 5988, 9026, 9528, 11976, 13539, 18052, 27078, 36104, 54156, 108312, 198103, 396206, 594309, 792412, 1188618, 1584824, 1791661, 2251987, 2377236, 3583322, 4503974, 4754472, 5374983, 6755961, 7166644, 9007948, 10749966, 13511922, 14333288, 18015896, 21499932, 27023844, 42999864, 54047688, 894038839, 1788077678, 2682116517, 3576155356, 5364233034, 7152310712, 10728466068, 21456932136]

約数ペア:

[(1, 21456932136), (2, 10728466068), (3, 7152310712), (4, 5364233034), (6, 3576155356), (8, 2682116517), (12, 1788077678), (24, 894038839), (397, 54047688), (499, 42999864), (794, 27023844), (998, 21499932), (1191, 18015896), (1497, 14333288), (1588, 13511922), (1996, 10749966), (2382, 9007948), (2994, 7166644), (3176, 6755961), (3992, 5374983), (4513, 4754472), (4764, 4503974), (5988, 3583322), (9026, 2377236), (9528, 2251987), (11976, 1791661), (13539, 1584824), (18052, 1188618), (27078, 792412), (36104, 594309), (54156, 396206), (108312, 198103)]