21122623

素因数分解:

${\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:346

約数の個数: 16

約数和(自身を含む): 22916320

約数和(自身を除く): 1793697

約数列:

[1, 19, 73, 97, 157, 1387, 1843, 2983, 7081, 11461, 15229, 134539, 217759, 289351, 1111717, 21122623]

約数ペア:

[(1, 21122623), (19, 1111717), (73, 289351), (97, 217759), (157, 134539), (1387, 15229), (1843, 11461), (2983, 7081)]