21499248

素因数分解:

$2^4\times 3^1\times {\mathrm{447901}}^1$

素因数の和:447912

約数の個数: 20

約数和(自身を含む): 55539848

約数和(自身を除く): 34040600

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 447901, 895802, 1343703, 1791604, 2687406, 3583208, 5374812, 7166416, 10749624, 21499248]

約数ペア:

[(1, 21499248), (2, 10749624), (3, 7166416), (4, 5374812), (6, 3583208), (8, 2687406), (12, 1791604), (16, 1343703), (24, 895802), (48, 447901)]