21342352

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{6703}}^1$

素因数の和:6910

約数の個数: 20

約数和(自身を含む): 41564800

約数和(自身を除く): 20222448

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 6703, 13406, 26812, 53624, 107248, 1333897, 2667794, 5335588, 10671176, 21342352]

約数ペア:

[(1, 21342352), (2, 10671176), (4, 5335588), (8, 2667794), (16, 1333897), (199, 107248), (398, 53624), (796, 26812), (1592, 13406), (3184, 6703)]