21563586

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{108907}}^1$

素因数の和:108926

約数の個数: 24

約数和(自身を含む): 50968944

約数和(自身を除く): 29405358

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 108907, 217814, 326721, 653442, 980163, 1197977, 1960326, 2395954, 3593931, 7187862, 10781793, 21563586]

約数ペア:

[(1, 21563586), (2, 10781793), (3, 7187862), (6, 3593931), (9, 2395954), (11, 1960326), (18, 1197977), (22, 980163), (33, 653442), (66, 326721), (99, 217814), (198, 108907)]