20121294021

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{2393}}^1\times {\mathrm{52883}}^1$

素因数の和:55332

約数の個数: 16

約数和(自身を含む): 27346527936

約数和(自身を除く): 7225233915

約数列:

[1, 3, 53, 159, 2393, 7179, 52883, 126829, 158649, 380487, 2802799, 8408397, 126549019, 379647057, 6707098007, 20121294021]

約数ペア:

[(1, 20121294021), (3, 6707098007), (53, 379647057), (159, 126549019), (2393, 8408397), (7179, 2802799), (52883, 380487), (126829, 158649)]