21067334

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{1231}}^1$

素因数の和:1475

約数の個数: 16

約数和(自身を含む): 32524800

約数和(自身を除く): 11457466

約数列:

[1, 2, 43, 86, 199, 398, 1231, 2462, 8557, 17114, 52933, 105866, 244969, 489938, 10533667, 21067334]

約数ペア:

[(1, 21067334), (2, 10533667), (43, 489938), (86, 244969), (199, 105866), (398, 52933), (1231, 17114), (2462, 8557)]