21611293

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1831}}^1$

素因数の和:1908

約数の個数: 16

約数和(自身を含む): 25061760

約数和(自身を除く): 3450467

約数列:

[1, 11, 29, 37, 319, 407, 1073, 1831, 11803, 20141, 53099, 67747, 584089, 745217, 1964663, 21611293]

約数ペア:

[(1, 21611293), (11, 1964663), (29, 745217), (37, 584089), (319, 67747), (407, 53099), (1073, 20141), (1831, 11803)]