126840021

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{549091}}^1$

素因数の和:549112

約数の個数: 16

約数和(自身を含む): 210851328

約数和(自身を除く): 84011307

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 549091, 1647273, 3843637, 6040001, 11530911, 18120003, 42280007, 126840021]

約数ペア:

[(1, 126840021), (3, 42280007), (7, 18120003), (11, 11530911), (21, 6040001), (33, 3843637), (77, 1647273), (231, 549091)]