21544263

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{3121}}^1$

素因数の和:3199

約数の個数: 24

約数和(自身を含む): 34092240

約数和(自身を除く): 12547977

約数列:

[1, 3, 9, 13, 39, 59, 117, 177, 531, 767, 2301, 3121, 6903, 9363, 28089, 40573, 121719, 184139, 365157, 552417, 1657251, 2393807, 7181421, 21544263]

約数ペア:

[(1, 21544263), (3, 7181421), (9, 2393807), (13, 1657251), (39, 552417), (59, 365157), (117, 184139), (177, 121719), (531, 40573), (767, 28089), (2301, 9363), (3121, 6903)]