21000391766

素因数分解:

$2^1\times {\mathrm{479}}^1\times {\mathrm{3821}}^1\times {\mathrm{5737}}^1$

素因数の和:10039

約数の個数: 16

約数和(自身を含む): 31580115840

約数和(自身を除く): 10579724074

約数列:

[1, 2, 479, 958, 3821, 5737, 7642, 11474, 1830259, 2748023, 3660518, 5496046, 21921077, 43842154, 10500195883, 21000391766]

約数ペア:

[(1, 21000391766), (2, 10500195883), (479, 43842154), (958, 21921077), (3821, 5496046), (5737, 3660518), (7642, 2748023), (11474, 1830259)]