21716926

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4549}}^1$

素因数の和:4600

約数の個数: 32

約数和(自身を含む): 41932800

約数和(自身を除く): 20215874

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 4549, 4774, 9098, 31843, 50039, 63686, 100078, 141019, 282038, 350273, 700546, 987133, 1551209, 1974266, 3102418, 10858463, 21716926]

約数ペア:

[(1, 21716926), (2, 10858463), (7, 3102418), (11, 1974266), (14, 1551209), (22, 987133), (31, 700546), (62, 350273), (77, 282038), (154, 141019), (217, 100078), (341, 63686), (434, 50039), (682, 31843), (2387, 9098), (4549, 4774)]