21500816687

素因数分解:

$7^1\times {\mathrm{241}}^1\times {\mathrm{463}}^1\times {\mathrm{27527}}^1$

素因数の和:28238

約数の個数: 16

約数和(自身を含む): 24728512512

約数和(自身を除く): 3227695825

約数列:

[1, 7, 241, 463, 1687, 3241, 27527, 111583, 192689, 781081, 6634007, 12745001, 46438049, 89215007, 3071545241, 21500816687]

約数ペア:

[(1, 21500816687), (7, 3071545241), (241, 89215007), (463, 46438049), (1687, 12745001), (3241, 6634007), (27527, 781081), (111583, 192689)]