20210581413

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{8875969}}^1$

素因数の和:8876009

約数の個数: 24

約数和(自身を含む): 33231631680

約数和(自身を除く): 13021050267

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 759, 2277, 8875969, 26627907, 79883721, 97635659, 204147287, 292906977, 612441861, 878720931, 1837325583, 2245620157, 6736860471, 20210581413]

約数ペア:

[(1, 20210581413), (3, 6736860471), (9, 2245620157), (11, 1837325583), (23, 878720931), (33, 612441861), (69, 292906977), (99, 204147287), (207, 97635659), (253, 79883721), (759, 26627907), (2277, 8875969)]