21043669412

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{3793019}}^1$

素因数の和:3793115

約数の個数: 24

約数和(自身を含む): 39295687200

約数和(自身を除く): 18252017788

約数列:

[1, 2, 4, 19, 38, 73, 76, 146, 292, 1387, 2774, 5548, 3793019, 7586038, 15172076, 72067361, 144134722, 276890387, 288269444, 553780774, 1107561548, 5260917353, 10521834706, 21043669412]

約数ペア:

[(1, 21043669412), (2, 10521834706), (4, 5260917353), (19, 1107561548), (38, 553780774), (73, 288269444), (76, 276890387), (146, 144134722), (292, 72067361), (1387, 15172076), (2774, 7586038), (5548, 3793019)]