21167347556

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{2193053}}^1$

素因数の和:2193203

約数の個数: 24

約数和(自身を含む): 39299527680

約数和(自身を除く): 18132180124

約数列:

[1, 2, 4, 19, 38, 76, 127, 254, 508, 2413, 4826, 9652, 2193053, 4386106, 8772212, 41668007, 83336014, 166672028, 278517731, 557035462, 1114070924, 5291836889, 10583673778, 21167347556]

約数ペア:

[(1, 21167347556), (2, 10583673778), (4, 5291836889), (19, 1114070924), (38, 557035462), (76, 278517731), (127, 166672028), (254, 83336014), (508, 41668007), (2413, 8772212), (4826, 4386106), (9652, 2193053)]