21241007

素因数分解:

${\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:346

約数の個数: 16

約数和(自身を含む): 23133600

約数和(自身を除く): 1892593

約数列:

[1, 17, 89, 101, 139, 1513, 1717, 2363, 8989, 12371, 14039, 152813, 210307, 238663, 1249471, 21241007]

約数ペア:

[(1, 21241007), (17, 1249471), (89, 238663), (101, 210307), (139, 152813), (1513, 14039), (1717, 12371), (2363, 8989)]