21128662

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{4241}}^1$

素因数の和:4343

約数の個数: 16

約数和(自身を含む): 32985792

約数和(自身を除く): 11857130

約数列:

[1, 2, 47, 53, 94, 106, 2491, 4241, 4982, 8482, 199327, 224773, 398654, 449546, 10564331, 21128662]

約数ペア:

[(1, 21128662), (2, 10564331), (47, 449546), (53, 398654), (94, 224773), (106, 199327), (2491, 8482), (4241, 4982)]