21540549

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{4513}}^1$

素因数の和:4596

約数の個数: 16

約数和(自身を含む): 30189632

約数和(自身を除く): 8649083

約数列:

[1, 3, 37, 43, 111, 129, 1591, 4513, 4773, 13539, 166981, 194059, 500943, 582177, 7180183, 21540549]

約数ペア:

[(1, 21540549), (3, 7180183), (37, 582177), (43, 500943), (111, 194059), (129, 166981), (1591, 13539), (4513, 4773)]