21494286

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{108557}}^1$

素因数の和:108576

約数の個数: 24

約数和(自身を含む): 50805144

約数和(自身を除く): 29310858

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 108557, 217114, 325671, 651342, 977013, 1194127, 1954026, 2388254, 3582381, 7164762, 10747143, 21494286]

約数ペア:

[(1, 21494286), (2, 10747143), (3, 7164762), (6, 3582381), (9, 2388254), (11, 1954026), (18, 1194127), (22, 977013), (33, 651342), (66, 325671), (99, 217114), (198, 108557)]