21960678

素因数分解:

$2^1\times 3^1\times {\mathrm{457}}^1\times {\mathrm{8009}}^1$

素因数の和:8471

約数の個数: 16

約数和(自身を含む): 44022960

約数和(自身を除く): 22062282

約数列:

[1, 2, 3, 6, 457, 914, 1371, 2742, 8009, 16018, 24027, 48054, 3660113, 7320226, 10980339, 21960678]

約数ペア:

[(1, 21960678), (2, 10980339), (3, 7320226), (6, 3660113), (457, 48054), (914, 24027), (1371, 16018), (2742, 8009)]