21918488

素因数分解:

$2^3\times {\mathrm{31}}^2\times {\mathrm{2851}}^1$

素因数の和:2919

約数の個数: 24

約数和(自身を含む): 42480540

約数和(自身を除く): 20562052

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 961, 1922, 2851, 3844, 5702, 7688, 11404, 22808, 88381, 176762, 353524, 707048, 2739811, 5479622, 10959244, 21918488]

約数ペア:

[(1, 21918488), (2, 10959244), (4, 5479622), (8, 2739811), (31, 707048), (62, 353524), (124, 176762), (248, 88381), (961, 22808), (1922, 11404), (2851, 7688), (3844, 5702)]