21577534

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{7487}}^1$

素因数の和:7631

約数の個数: 16

約数和(自身を含む): 35582976

約数和(自身を除く): 14005442

約数列:

[1, 2, 11, 22, 131, 262, 1441, 2882, 7487, 14974, 82357, 164714, 980797, 1961594, 10788767, 21577534]

約数ペア:

[(1, 21577534), (2, 10788767), (11, 1961594), (22, 980797), (131, 164714), (262, 82357), (1441, 14974), (2882, 7487)]