21436208

素因数分解:

$2^4\times {\mathrm{479}}^1\times {\mathrm{2797}}^1$

素因数の和:3284

約数の個数: 20

約数和(自身を含む): 41634240

約数和(自身を除く): 20198032

約数列:

[1, 2, 4, 8, 16, 479, 958, 1916, 2797, 3832, 5594, 7664, 11188, 22376, 44752, 1339763, 2679526, 5359052, 10718104, 21436208]

約数ペア:

[(1, 21436208), (2, 10718104), (4, 5359052), (8, 2679526), (16, 1339763), (479, 44752), (958, 22376), (1916, 11188), (2797, 7664), (3832, 5594)]