21329344

素因数分解:

$2^6\times {\mathrm{333271}}^1$

素因数の和:333283

約数の個数: 14

約数和(自身を含む): 42325544

約数和(自身を除く): 20996200

約数列:

[1, 2, 4, 8, 16, 32, 64, 333271, 666542, 1333084, 2666168, 5332336, 10664672, 21329344]

約数ペア:

[(1, 21329344), (2, 10664672), (4, 5332336), (8, 2666168), (16, 1333084), (32, 666542), (64, 333271)]