21571466

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{5119}}^1$

素因数の和:5178

約数の個数: 24

約数和(自身を含む): 38522880

約数和(自身を除く): 16951414

約数列:

[1, 2, 7, 14, 43, 49, 86, 98, 301, 602, 2107, 4214, 5119, 10238, 35833, 71666, 220117, 250831, 440234, 501662, 1540819, 3081638, 10785733, 21571466]

約数ペア:

[(1, 21571466), (2, 10785733), (7, 3081638), (14, 1540819), (43, 501662), (49, 440234), (86, 250831), (98, 220117), (301, 71666), (602, 35833), (2107, 10238), (4214, 5119)]