21994974

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{71879}}^1$

素因数の和:71904

約数の個数: 24

約数和(自身を含む): 50459760

約数和(自身を除く): 28464786

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 71879, 143758, 215637, 431274, 646911, 1221943, 1293822, 2443886, 3665829, 7331658, 10997487, 21994974]

約数ペア:

[(1, 21994974), (2, 10997487), (3, 7331658), (6, 3665829), (9, 2443886), (17, 1293822), (18, 1221943), (34, 646911), (51, 431274), (102, 215637), (153, 143758), (306, 71879)]