21712746

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{328981}}^1$

素因数の和:328997

約数の個数: 16

約数和(自身を含む): 47373408

約数和(自身を除く): 25660662

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 328981, 657962, 986943, 1973886, 3618791, 7237582, 10856373, 21712746]

約数ペア:

[(1, 21712746), (2, 10856373), (3, 7237582), (6, 3618791), (11, 1973886), (22, 986943), (33, 657962), (66, 328981)]