21315226

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{653}}^1\times {\mathrm{859}}^1$

素因数の和:1533

約数の個数: 16

約数和(自身を含む): 33746400

約数和(自身を除く): 12431174

約数列:

[1, 2, 19, 38, 653, 859, 1306, 1718, 12407, 16321, 24814, 32642, 560927, 1121854, 10657613, 21315226]

約数ペア:

[(1, 21315226), (2, 10657613), (19, 1121854), (38, 560927), (653, 32642), (859, 24814), (1306, 16321), (1718, 12407)]