2021561647

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{331}}^1\times {\mathrm{3019}}^1$

素因数の和:3391

約数の個数: 24

約数和(自身を含む): 2462483840

約数和(自身を除く): 440922193

約数列:

[1, 7, 17, 119, 289, 331, 2023, 2317, 3019, 5627, 21133, 39389, 51323, 95659, 359261, 669613, 872491, 999289, 6107437, 6995023, 16987913, 118915391, 288794521, 2021561647]

約数ペア:

[(1, 2021561647), (7, 288794521), (17, 118915391), (119, 16987913), (289, 6995023), (331, 6107437), (2023, 999289), (2317, 872491), (3019, 669613), (5627, 359261), (21133, 95659), (39389, 51323)]