21934644

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{42509}}^1$

素因数の和:42559

約数の個数: 24

約数和(自身を含む): 52372320

約数和(自身を除く): 30437676

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 42509, 85018, 127527, 170036, 255054, 510108, 1827887, 3655774, 5483661, 7311548, 10967322, 21934644]

約数ペア:

[(1, 21934644), (2, 10967322), (3, 7311548), (4, 5483661), (6, 3655774), (12, 1827887), (43, 510108), (86, 255054), (129, 170036), (172, 127527), (258, 85018), (516, 42509)]