21000700039

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{392911}}^1$

素因数の和:393078

約数の個数: 16

約数和(自身を含む): 23650159104

約数和(自身を除く): 2649459065

約数列:

[1, 11, 43, 113, 473, 1243, 4859, 53449, 392911, 4322021, 16895173, 44398943, 185846903, 488388373, 1909154549, 21000700039]

約数ペア:

[(1, 21000700039), (11, 1909154549), (43, 488388373), (113, 185846903), (473, 44398943), (1243, 16895173), (4859, 4322021), (53449, 392911)]