21079696

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{119771}}^1$

素因数の和:119790

約数の個数: 20

約数和(自身を含む): 44555184

約数和(自身を除く): 23475488

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 119771, 239542, 479084, 958168, 1317481, 1916336, 2634962, 5269924, 10539848, 21079696]

約数ペア:

[(1, 21079696), (2, 10539848), (4, 5269924), (8, 2634962), (11, 1916336), (16, 1317481), (22, 958168), (44, 479084), (88, 239542), (176, 119771)]