21000762329

素因数分解:

${\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{739}}^1\times {\mathrm{4397}}^1$

素因数の和:5440

約数の個数: 16

約数和(自身を含む): 22026591360

約数和(自身を除く): 1025829031

約数列:

[1, 23, 281, 739, 4397, 6463, 16997, 101131, 207659, 1235557, 3249383, 4776157, 28417811, 74735809, 913076623, 21000762329]

約数ペア:

[(1, 21000762329), (23, 913076623), (281, 74735809), (739, 28417811), (4397, 4776157), (6463, 3249383), (16997, 1235557), (101131, 207659)]