21547222

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{3701}}^1$

素因数の和:3815

約数の個数: 16

約数和(自身を含む): 33584544

約数和(自身を除く): 12037322

約数列:

[1, 2, 41, 71, 82, 142, 2911, 3701, 5822, 7402, 151741, 262771, 303482, 525542, 10773611, 21547222]

約数ペア:

[(1, 21547222), (2, 10773611), (41, 525542), (71, 303482), (82, 262771), (142, 151741), (2911, 7402), (3701, 5822)]