21049124

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{169751}}^1$

素因数の和:169786

約数の個数: 12

約数和(自身を含む): 38024448

約数和(自身を除く): 16975324

約数列:

[1, 2, 4, 31, 62, 124, 169751, 339502, 679004, 5262281, 10524562, 21049124]

約数ペア:

[(1, 21049124), (2, 10524562), (4, 5262281), (31, 679004), (62, 339502), (124, 169751)]