21342296

素因数分解:

$2^3\times {\mathrm{277}}^1\times {\mathrm{9631}}^1$

素因数の和:9914

約数の個数: 16

約数和(自身を含む): 40165440

約数和(自身を除く): 18823144

約数列:

[1, 2, 4, 8, 277, 554, 1108, 2216, 9631, 19262, 38524, 77048, 2667787, 5335574, 10671148, 21342296]

約数ペア:

[(1, 21342296), (2, 10671148), (4, 5335574), (8, 2667787), (277, 77048), (554, 38524), (1108, 19262), (2216, 9631)]