22109755

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1021}}^1$

素因数の和:1158

約数の個数: 16

約数和(自身を含む): 27373248

約数和(自身を除く): 5263493

約数列:

[1, 5, 61, 71, 305, 355, 1021, 4331, 5105, 21655, 62281, 72491, 311405, 362455, 4421951, 22109755]

約数ペア:

[(1, 22109755), (5, 4421951), (61, 362455), (71, 311405), (305, 72491), (355, 62281), (1021, 21655), (4331, 5105)]