16968903

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{21839}}^1$

素因数の和:21886

約数の個数: 16

約数和(自身を含む): 26557440

約数和(自身を除く): 9588537

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 21839, 65517, 152873, 458619, 808043, 2424129, 5656301, 16968903]

約数ペア:

[(1, 16968903), (3, 5656301), (7, 2424129), (21, 808043), (37, 458619), (111, 152873), (259, 65517), (777, 21839)]