21832863

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 32879616

約数和(自身を除く): 11046753

約数列:

[1, 3, 13, 39, 43, 47, 129, 141, 277, 559, 611, 831, 1677, 1833, 2021, 3601, 6063, 10803, 11911, 13019, 26273, 35733, 39057, 78819, 154843, 169247, 464529, 507741, 559817, 1679451, 7277621, 21832863]

約数ペア:

[(1, 21832863), (3, 7277621), (13, 1679451), (39, 559817), (43, 507741), (47, 464529), (129, 169247), (141, 154843), (277, 78819), (559, 39057), (611, 35733), (831, 26273), (1677, 13019), (1833, 11911), (2021, 10803), (3601, 6063)]