21282659

素因数分解:

${\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:430

約数の個数: 16

約数和(自身を含む): 23146560

約数和(自身を除く): 1863901

約数列:

[1, 23, 37, 89, 281, 851, 2047, 3293, 6463, 10397, 25009, 75739, 239131, 575207, 925333, 21282659]

約数ペア:

[(1, 21282659), (23, 925333), (37, 575207), (89, 239131), (281, 75739), (851, 25009), (2047, 10397), (3293, 6463)]