21020482

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{673}}^1$

素因数の和:802

約数の個数: 32

約数和(自身を含む): 38045952

約数和(自身を除く): 17025470

約数列:

[1, 2, 7, 14, 23, 46, 97, 161, 194, 322, 673, 679, 1346, 1358, 2231, 4462, 4711, 9422, 15479, 15617, 30958, 31234, 65281, 108353, 130562, 216706, 456967, 913934, 1501463, 3002926, 10510241, 21020482]

約数ペア:

[(1, 21020482), (2, 10510241), (7, 3002926), (14, 1501463), (23, 913934), (46, 456967), (97, 216706), (161, 130562), (194, 108353), (322, 65281), (673, 31234), (679, 30958), (1346, 15617), (1358, 15479), (2231, 9422), (4462, 4711)]