21210354

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{107123}}^1$

素因数の和:107142

約数の個数: 24

約数和(自身を含む): 50134032

約数和(自身を除く): 28923678

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 107123, 214246, 321369, 642738, 964107, 1178353, 1928214, 2356706, 3535059, 7070118, 10605177, 21210354]

約数ペア:

[(1, 21210354), (2, 10605177), (3, 7070118), (6, 3535059), (9, 2356706), (11, 1928214), (18, 1178353), (22, 964107), (33, 642738), (66, 321369), (99, 214246), (198, 107123)]