21437604

素因数分解:

$2^2\times 3^2\times {\mathrm{641}}^1\times {\mathrm{929}}^1$

素因数の和:1580

約数の個数: 36

約数和(自身を含む): 54332460

約数和(自身を除く): 32894856

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 641, 929, 1282, 1858, 1923, 2564, 2787, 3716, 3846, 5574, 5769, 7692, 8361, 11148, 11538, 16722, 23076, 33444, 595489, 1190978, 1786467, 2381956, 3572934, 5359401, 7145868, 10718802, 21437604]

約数ペア:

[(1, 21437604), (2, 10718802), (3, 7145868), (4, 5359401), (6, 3572934), (9, 2381956), (12, 1786467), (18, 1190978), (36, 595489), (641, 33444), (929, 23076), (1282, 16722), (1858, 11538), (1923, 11148), (2564, 8361), (2787, 7692), (3716, 5769), (3846, 5574)]