21308862

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{593}}^1$

素因数の和:764

約数の個数: 32

約数和(自身を含む): 43879968

約数和(自身を除く): 22571106

約数列:

[1, 2, 3, 6, 53, 106, 113, 159, 226, 318, 339, 593, 678, 1186, 1779, 3558, 5989, 11978, 17967, 31429, 35934, 62858, 67009, 94287, 134018, 188574, 201027, 402054, 3551477, 7102954, 10654431, 21308862]

約数ペア:

[(1, 21308862), (2, 10654431), (3, 7102954), (6, 3551477), (53, 402054), (106, 201027), (113, 188574), (159, 134018), (226, 94287), (318, 67009), (339, 62858), (593, 35934), (678, 31429), (1186, 17967), (1779, 11978), (3558, 5989)]