21049093

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2749}}^1$

素因数の和:2812

約数の個数: 16

約数和(自身を含む): 24640000

約数和(自身を除く): 3590907

約数列:

[1, 13, 19, 31, 247, 403, 589, 2749, 7657, 35737, 52231, 85219, 679003, 1107847, 1619161, 21049093]

約数ペア:

[(1, 21049093), (13, 1619161), (19, 1107847), (31, 679003), (247, 85219), (403, 52231), (589, 35737), (2749, 7657)]