21355196

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{3049}}^1$

素因数の和:3173

約数の個数: 24

約数和(自身を含む): 39967200

約数和(自身を除く): 18612004

約数列:

[1, 2, 4, 17, 34, 68, 103, 206, 412, 1751, 3049, 3502, 6098, 7004, 12196, 51833, 103666, 207332, 314047, 628094, 1256188, 5338799, 10677598, 21355196]

約数ペア:

[(1, 21355196), (2, 10677598), (4, 5338799), (17, 1256188), (34, 628094), (68, 314047), (103, 207332), (206, 103666), (412, 51833), (1751, 12196), (3049, 7004), (3502, 6098)]