21098665738

素因数分解:

$2^1\times {\mathrm{439}}^1\times {\mathrm{1777}}^1\times {\mathrm{13523}}^1$

素因数の和:15741

約数の個数: 16

約数和(自身を含む): 31740287040

約数和(自身を除く): 10641621302

約数列:

[1, 2, 439, 878, 1777, 3554, 13523, 27046, 780103, 1560206, 5936597, 11873194, 24030371, 48060742, 10549332869, 21098665738]

約数ペア:

[(1, 21098665738), (2, 10549332869), (439, 48060742), (878, 24030371), (1777, 11873194), (3554, 5936597), (13523, 1560206), (27046, 780103)]