21964890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{25247}}^1$

素因数の和:25286

約数の個数: 32

約数和(自身を含む): 54535680

約数和(自身を除く): 32570790

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 25247, 50494, 75741, 126235, 151482, 252470, 378705, 732163, 757410, 1464326, 2196489, 3660815, 4392978, 7321630, 10982445, 21964890]

約数ペア:

[(1, 21964890), (2, 10982445), (3, 7321630), (5, 4392978), (6, 3660815), (10, 2196489), (15, 1464326), (29, 757410), (30, 732163), (58, 378705), (87, 252470), (145, 151482), (174, 126235), (290, 75741), (435, 50494), (870, 25247)]