2100429

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:241

約数の個数: 24

約数和(自身を含む): 3232320

約数和(自身を除く): 1131891

約数列:

[1, 3, 9, 23, 69, 73, 139, 207, 219, 417, 657, 1251, 1679, 3197, 5037, 9591, 10147, 15111, 28773, 30441, 91323, 233381, 700143, 2100429]

約数ペア:

[(1, 2100429), (3, 700143), (9, 233381), (23, 91323), (69, 30441), (73, 28773), (139, 15111), (207, 10147), (219, 9591), (417, 5037), (657, 3197), (1251, 1679)]