21167883306

素因数分解:

$2^1\times 3^3\times {\mathrm{391997839}}^1$

素因数の和:391997850

約数の個数: 16

約数和(自身を含む): 47039740800

約数和(自身を除く): 25871857494

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 391997839, 783995678, 1175993517, 2351987034, 3527980551, 7055961102, 10583941653, 21167883306]

約数ペア:

[(1, 21167883306), (2, 10583941653), (3, 7055961102), (6, 3527980551), (9, 2351987034), (18, 1175993517), (27, 783995678), (54, 391997839)]