21705474

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1907}}^1$

素因数の和:2190

約数の個数: 32

約数和(自身を含む): 49821696

約数和(自身を除く): 28116222

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 271, 542, 813, 1626, 1897, 1907, 3794, 3814, 5691, 5721, 11382, 11442, 13349, 26698, 40047, 80094, 516797, 1033594, 1550391, 3100782, 3617579, 7235158, 10852737, 21705474]

約数ペア:

[(1, 21705474), (2, 10852737), (3, 7235158), (6, 3617579), (7, 3100782), (14, 1550391), (21, 1033594), (42, 516797), (271, 80094), (542, 40047), (813, 26698), (1626, 13349), (1897, 11442), (1907, 11382), (3794, 5721), (3814, 5691)]