21541036

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{7307}}^1$

素因数の和:7389

約数の個数: 24

約数和(自身を含む): 41743296

約数和(自身を除く): 20202260

約数列:

[1, 2, 4, 11, 22, 44, 67, 134, 268, 737, 1474, 2948, 7307, 14614, 29228, 80377, 160754, 321508, 489569, 979138, 1958276, 5385259, 10770518, 21541036]

約数ペア:

[(1, 21541036), (2, 10770518), (4, 5385259), (11, 1958276), (22, 979138), (44, 489569), (67, 321508), (134, 160754), (268, 80377), (737, 29228), (1474, 14614), (2948, 7307)]