21540851

素因数分解:

${\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:338

約数の個数: 16

約数和(自身を含む): 23347200

約数和(自身を除く): 1806349

約数列:

[1, 19, 79, 113, 127, 1501, 2147, 2413, 8927, 10033, 14351, 169613, 190627, 272669, 1133729, 21540851]

約数ペア:

[(1, 21540851), (19, 1133729), (79, 272669), (113, 190627), (127, 169613), (1501, 14351), (2147, 10033), (2413, 8927)]