21000565426

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3767}}^1\times {\mathrm{7129}}^1$

素因数の和:10938

約数の個数: 32

約数和(自身を含む): 34818128640

約数和(自身を除く): 13817563214

約数列:

[1, 2, 17, 23, 34, 46, 391, 782, 3767, 7129, 7534, 14258, 64039, 86641, 121193, 128078, 163967, 173282, 242386, 327934, 1472897, 2787439, 2945794, 5574878, 26854943, 53709886, 456534031, 617663689, 913068062, 1235327378, 10500282713, 21000565426]

約数ペア:

[(1, 21000565426), (2, 10500282713), (17, 1235327378), (23, 913068062), (34, 617663689), (46, 456534031), (391, 53709886), (782, 26854943), (3767, 5574878), (7129, 2945794), (7534, 2787439), (14258, 1472897), (64039, 327934), (86641, 242386), (121193, 173282), (128078, 163967)]