21424844

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{24683}}^1$

素因数の和:24725

約数の個数: 24

約数和(自身を含む): 44233728

約数和(自身を除く): 22808884

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 24683, 49366, 98732, 172781, 345562, 691124, 765173, 1530346, 3060692, 5356211, 10712422, 21424844]

約数ペア:

[(1, 21424844), (2, 10712422), (4, 5356211), (7, 3060692), (14, 1530346), (28, 765173), (31, 691124), (62, 345562), (124, 172781), (217, 98732), (434, 49366), (868, 24683)]