21604842

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{171467}}^1$

素因数の和:171482

約数の個数: 24

約数和(自身を含む): 53498016

約数和(自身を除く): 31893174

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 171467, 342934, 514401, 1028802, 1200269, 1543203, 2400538, 3086406, 3600807, 7201614, 10802421, 21604842]

約数ペア:

[(1, 21604842), (2, 10802421), (3, 7201614), (6, 3600807), (7, 3086406), (9, 2400538), (14, 1543203), (18, 1200269), (21, 1028802), (42, 514401), (63, 342934), (126, 171467)]