21032752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{101119}}^1$

素因数の和:101140

約数の個数: 20

約数和(自身を含む): 43886080

約数和(自身を除く): 22853328

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 101119, 202238, 404476, 808952, 1314547, 1617904, 2629094, 5258188, 10516376, 21032752]

約数ペア:

[(1, 21032752), (2, 10516376), (4, 5258188), (8, 2629094), (13, 1617904), (16, 1314547), (26, 808952), (52, 404476), (104, 202238), (208, 101119)]