21276832

素因数分解:

$2^5\times {\mathrm{337}}^1\times {\mathrm{1973}}^1$

素因数の和:2320

約数の個数: 24

約数和(自身を含む): 42034356

約数和(自身を除く): 20757524

約数列:

[1, 2, 4, 8, 16, 32, 337, 674, 1348, 1973, 2696, 3946, 5392, 7892, 10784, 15784, 31568, 63136, 664901, 1329802, 2659604, 5319208, 10638416, 21276832]

約数ペア:

[(1, 21276832), (2, 10638416), (4, 5319208), (8, 2659604), (16, 1329802), (32, 664901), (337, 63136), (674, 31568), (1348, 15784), (1973, 10784), (2696, 7892), (3946, 5392)]