21747055

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{1697}}^1$

素因数の和:1946

約数の個数: 16

約数和(自身を含む): 28607904

約数和(自身を除く): 6860849

約数列:

[1, 5, 11, 55, 233, 1165, 1697, 2563, 8485, 12815, 18667, 93335, 395401, 1977005, 4349411, 21747055]

約数ペア:

[(1, 21747055), (5, 4349411), (11, 1977005), (55, 395401), (233, 93335), (1165, 18667), (1697, 12815), (2563, 8485)]