21804584

素因数分解:

$2^3\times {\mathrm{283}}^1\times {\mathrm{9631}}^1$

素因数の和:9920

約数の個数: 16

約数和(自身を含む): 41032320

約数和(自身を除く): 19227736

約数列:

[1, 2, 4, 8, 283, 566, 1132, 2264, 9631, 19262, 38524, 77048, 2725573, 5451146, 10902292, 21804584]

約数ペア:

[(1, 21804584), (2, 10902292), (4, 5451146), (8, 2725573), (283, 77048), (566, 38524), (1132, 19262), (2264, 9631)]