21063648

素因数分解:

$2^5\times 3^1\times {\mathrm{313}}^1\times {\mathrm{701}}^1$

素因数の和:1027

約数の個数: 48

約数和(自身を含む): 55547856

約数和(自身を除く): 34484208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 313, 626, 701, 939, 1252, 1402, 1878, 2103, 2504, 2804, 3756, 4206, 5008, 5608, 7512, 8412, 10016, 11216, 15024, 16824, 22432, 30048, 33648, 67296, 219413, 438826, 658239, 877652, 1316478, 1755304, 2632956, 3510608, 5265912, 7021216, 10531824, 21063648]

約数ペア:

[(1, 21063648), (2, 10531824), (3, 7021216), (4, 5265912), (6, 3510608), (8, 2632956), (12, 1755304), (16, 1316478), (24, 877652), (32, 658239), (48, 438826), (96, 219413), (313, 67296), (626, 33648), (701, 30048), (939, 22432), (1252, 16824), (1402, 15024), (1878, 11216), (2103, 10016), (2504, 8412), (2804, 7512), (3756, 5608), (4206, 5008)]