21636439

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{307}}^1$

素因数の和:510

約数の個数: 16

約数和(自身を含む): 24393600

約数和(自身を除く): 2757161

約数列:

[1, 11, 43, 149, 307, 473, 1639, 3377, 6407, 13201, 45743, 70477, 145211, 503173, 1966949, 21636439]

約数ペア:

[(1, 21636439), (11, 1966949), (43, 503173), (149, 145211), (307, 70477), (473, 45743), (1639, 13201), (3377, 6407)]