21579416

素因数分解:

$2^3\times {\mathrm{443}}^1\times {\mathrm{6089}}^1$

素因数の和:6538

約数の個数: 16

約数和(自身を含む): 40559400

約数和(自身を除く): 18979984

約数列:

[1, 2, 4, 8, 443, 886, 1772, 3544, 6089, 12178, 24356, 48712, 2697427, 5394854, 10789708, 21579416]

約数ペア:

[(1, 21579416), (2, 10789708), (4, 5394854), (8, 2697427), (443, 48712), (886, 24356), (1772, 12178), (3544, 6089)]