21935187

素因数分解:

$3^2\times {\mathrm{1511}}^1\times {\mathrm{1613}}^1$

素因数の和:3130

約数の個数: 12

約数和(自身を含む): 31724784

約数和(自身を除く): 9789597

約数列:

[1, 3, 9, 1511, 1613, 4533, 4839, 13599, 14517, 2437243, 7311729, 21935187]

約数ペア:

[(1, 21935187), (3, 7311729), (9, 2437243), (1511, 14517), (1613, 13599), (4533, 4839)]