211164052

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{21521}}^1$

素因数の和:21759

約数の個数: 24

約数和(自身を含む): 404957952

約数和(自身を除く): 193793900

約数列:

[1, 2, 4, 11, 22, 44, 223, 446, 892, 2453, 4906, 9812, 21521, 43042, 86084, 236731, 473462, 946924, 4799183, 9598366, 19196732, 52791013, 105582026, 211164052]

約数ペア:

[(1, 211164052), (2, 105582026), (4, 52791013), (11, 19196732), (22, 9598366), (44, 4799183), (223, 946924), (446, 473462), (892, 236731), (2453, 86084), (4906, 43042), (9812, 21521)]