21070836

素因数分解:

$2^2\times 3^2\times {\mathrm{277}}^1\times {\mathrm{2113}}^1$

素因数の和:2400

約数の個数: 36

約数和(自身を含む): 53479972

約数和(自身を除く): 32409136

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 277, 554, 831, 1108, 1662, 2113, 2493, 3324, 4226, 4986, 6339, 8452, 9972, 12678, 19017, 25356, 38034, 76068, 585301, 1170602, 1755903, 2341204, 3511806, 5267709, 7023612, 10535418, 21070836]

約数ペア:

[(1, 21070836), (2, 10535418), (3, 7023612), (4, 5267709), (6, 3511806), (9, 2341204), (12, 1755903), (18, 1170602), (36, 585301), (277, 76068), (554, 38034), (831, 25356), (1108, 19017), (1662, 12678), (2113, 9972), (2493, 8452), (3324, 6339), (4226, 4986)]