21917378

素因数分解:

$2^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{6719}}^1$

素因数の和:6961

約数の個数: 16

約数和(自身を含む): 37739520

約数和(自身を除く): 15822142

約数列:

[1, 2, 7, 14, 233, 466, 1631, 3262, 6719, 13438, 47033, 94066, 1565527, 3131054, 10958689, 21917378]

約数ペア:

[(1, 21917378), (2, 10958689), (7, 3131054), (14, 1565527), (233, 94066), (466, 47033), (1631, 13438), (3262, 6719)]