21250871834

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{1543}}^1\times {\mathrm{96989}}^1$

素因数の和:98605

約数の個数: 16

約数和(自身を含む): 32346552960

約数和(自身を除く): 11095681126

約数列:

[1, 2, 71, 142, 1543, 3086, 96989, 109553, 193978, 219106, 6886219, 13772438, 149654027, 299308054, 10625435917, 21250871834]

約数ペア:

[(1, 21250871834), (2, 10625435917), (71, 299308054), (142, 149654027), (1543, 13772438), (3086, 6886219), (96989, 219106), (109553, 193978)]