21329039

素因数分解:

${\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:350

約数の個数: 16

約数和(自身を含む): 23143680

約数和(自身を除く): 1814641

約数列:

[1, 19, 71, 97, 163, 1349, 1843, 3097, 6887, 11573, 15811, 130853, 219887, 300409, 1122581, 21329039]

約数ペア:

[(1, 21329039), (19, 1122581), (71, 300409), (97, 219887), (163, 130853), (1349, 15811), (1843, 11573), (3097, 6887)]