21337492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{1439}}^1$

素因数の和:1791

約数の個数: 24

約数和(自身を含む): 40884480

約数和(自身を除く): 19546988

約数列:

[1, 2, 4, 11, 22, 44, 337, 674, 1348, 1439, 2878, 3707, 5756, 7414, 14828, 15829, 31658, 63316, 484943, 969886, 1939772, 5334373, 10668746, 21337492]

約数ペア:

[(1, 21337492), (2, 10668746), (4, 5334373), (11, 1939772), (22, 969886), (44, 484943), (337, 63316), (674, 31658), (1348, 15829), (1439, 14828), (2878, 7414), (3707, 5756)]