21094756

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{10007}}^1$

素因数の和:10059

約数の個数: 24

約数和(自身を含む): 40352256

約数和(自身を除く): 19257500

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 124, 527, 1054, 2108, 10007, 20014, 40028, 170119, 310217, 340238, 620434, 680476, 1240868, 5273689, 10547378, 21094756]

約数ペア:

[(1, 21094756), (2, 10547378), (4, 5273689), (17, 1240868), (31, 680476), (34, 620434), (62, 340238), (68, 310217), (124, 170119), (527, 40028), (1054, 20014), (2108, 10007)]