21585183

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{1123}}^1$

素因数の和:1318

約数の個数: 16

約数和(自身を含む): 29673600

約数和(自身を除く): 8088417

約数列:

[1, 3, 43, 129, 149, 447, 1123, 3369, 6407, 19221, 48289, 144867, 167327, 501981, 7195061, 21585183]

約数ペア:

[(1, 21585183), (3, 7195061), (43, 501981), (129, 167327), (149, 144867), (447, 48289), (1123, 19221), (3369, 6407)]