21059094

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1951}}^1$

素因数の和:2220

約数の個数: 32

約数和(自身を含む): 48347136

約数和(自身を除く): 27288042

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 257, 514, 771, 1542, 1799, 1951, 3598, 3902, 5397, 5853, 10794, 11706, 13657, 27314, 40971, 81942, 501407, 1002814, 1504221, 3008442, 3509849, 7019698, 10529547, 21059094]

約数ペア:

[(1, 21059094), (2, 10529547), (3, 7019698), (6, 3509849), (7, 3008442), (14, 1504221), (21, 1002814), (42, 501407), (257, 81942), (514, 40971), (771, 27314), (1542, 13657), (1799, 11706), (1951, 10794), (3598, 5853), (3902, 5397)]