21042132

素因数分解:

$2^2\times 3^1\times {\mathrm{257}}^1\times {\mathrm{6823}}^1$

素因数の和:7087

約数の個数: 24

約数和(自身を含む): 49296576

約数和(自身を除く): 28254444

約数列:

[1, 2, 3, 4, 6, 12, 257, 514, 771, 1028, 1542, 3084, 6823, 13646, 20469, 27292, 40938, 81876, 1753511, 3507022, 5260533, 7014044, 10521066, 21042132]

約数ペア:

[(1, 21042132), (2, 10521066), (3, 7014044), (4, 5260533), (6, 3507022), (12, 1753511), (257, 81876), (514, 40938), (771, 27292), (1028, 20469), (1542, 13646), (3084, 6823)]