21914896

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{20443}}^1$

素因数の和:20518

約数の個数: 20

約数和(自身を含む): 43095952

約数和(自身を除く): 21181056

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 20443, 40886, 81772, 163544, 327088, 1369681, 2739362, 5478724, 10957448, 21914896]

約数ペア:

[(1, 21914896), (2, 10957448), (4, 5478724), (8, 2739362), (16, 1369681), (67, 327088), (134, 163544), (268, 81772), (536, 40886), (1072, 20443)]