21943948

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{881}}^1$

素因数の和:1377

約数の個数: 24

約数和(自身を含む): 41489280

約数和(自身を除く): 19545332

約数列:

[1, 2, 4, 13, 26, 52, 479, 881, 958, 1762, 1916, 3524, 6227, 11453, 12454, 22906, 24908, 45812, 421999, 843998, 1687996, 5485987, 10971974, 21943948]

約数ペア:

[(1, 21943948), (2, 10971974), (4, 5485987), (13, 1687996), (26, 843998), (52, 421999), (479, 45812), (881, 24908), (958, 22906), (1762, 12454), (1916, 11453), (3524, 6227)]