21508208

素因数分解:

$2^4\times {\mathrm{929}}^1\times {\mathrm{1447}}^1$

素因数の和:2384

約数の個数: 20

約数和(自身を含む): 41745840

約数和(自身を除く): 20237632

約数列:

[1, 2, 4, 8, 16, 929, 1447, 1858, 2894, 3716, 5788, 7432, 11576, 14864, 23152, 1344263, 2688526, 5377052, 10754104, 21508208]

約数ペア:

[(1, 21508208), (2, 10754104), (4, 5377052), (8, 2688526), (16, 1344263), (929, 23152), (1447, 14864), (1858, 11576), (2894, 7432), (3716, 5788)]