21884464

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{5281}}^1$

素因数の和:5333

約数の個数: 40

約数和(自身を含む): 49777568

約数和(自身を除く): 27893104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 259, 296, 518, 592, 1036, 2072, 4144, 5281, 10562, 21124, 36967, 42248, 73934, 84496, 147868, 195397, 295736, 390794, 591472, 781588, 1367779, 1563176, 2735558, 3126352, 5471116, 10942232, 21884464]

約数ペア:

[(1, 21884464), (2, 10942232), (4, 5471116), (7, 3126352), (8, 2735558), (14, 1563176), (16, 1367779), (28, 781588), (37, 591472), (56, 390794), (74, 295736), (112, 195397), (148, 147868), (259, 84496), (296, 73934), (518, 42248), (592, 36967), (1036, 21124), (2072, 10562), (4144, 5281)]