21301854

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1831}}^1$

素因数の和:2120

約数の個数: 32

約数和(自身を含む): 48892416

約数和(自身を除く): 27590562

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 277, 554, 831, 1662, 1831, 1939, 3662, 3878, 5493, 5817, 10986, 11634, 12817, 25634, 38451, 76902, 507187, 1014374, 1521561, 3043122, 3550309, 7100618, 10650927, 21301854]

約数ペア:

[(1, 21301854), (2, 10650927), (3, 7100618), (6, 3550309), (7, 3043122), (14, 1521561), (21, 1014374), (42, 507187), (277, 76902), (554, 38451), (831, 25634), (1662, 12817), (1831, 11634), (1939, 10986), (3662, 5817), (3878, 5493)]