21000228266

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{1512331}}^1$

素因数の和:1512517

約数の個数: 16

約数和(自身を含む): 32339707488

約数和(自身を除く): 11339479222

約数列:

[1, 2, 53, 106, 131, 262, 6943, 13886, 1512331, 3024662, 80153543, 160307086, 198115361, 396230722, 10500114133, 21000228266]

約数ペア:

[(1, 21000228266), (2, 10500114133), (53, 396230722), (106, 198115361), (131, 160307086), (262, 80153543), (6943, 3024662), (13886, 1512331)]