21092268

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{16427}}^1$

素因数の和:16541

約数の個数: 24

約数和(自身を含む): 49678272

約数和(自身を除く): 28586004

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 16427, 32854, 49281, 65708, 98562, 197124, 1757689, 3515378, 5273067, 7030756, 10546134, 21092268]

約数ペア:

[(1, 21092268), (2, 10546134), (3, 7030756), (4, 5273067), (6, 3515378), (12, 1757689), (107, 197124), (214, 98562), (321, 65708), (428, 49281), (642, 32854), (1284, 16427)]