21189701951

素因数分解:

${\mathrm{11}}^1\times {\mathrm{769}}^1\times {\mathrm{1553}}^1\times {\mathrm{1613}}^1$

素因数の和:3946

約数の個数: 16

約数和(自身を含む): 23175361440

約数和(自身を除く): 1985659489

約数列:

[1, 11, 769, 1553, 1613, 8459, 17083, 17743, 1194257, 1240397, 2504989, 13136827, 13644367, 27554879, 1926336541, 21189701951]

約数ペア:

[(1, 21189701951), (11, 1926336541), (769, 27554879), (1553, 13644367), (1613, 13136827), (8459, 2504989), (17083, 1240397), (17743, 1194257)]