21747924

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{54919}}^1$

素因数の和:54940

約数の個数: 36

約数和(自身を含む): 59972640

約数和(自身を除く): 38224716

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 54919, 109838, 164757, 219676, 329514, 494271, 604109, 659028, 988542, 1208218, 1812327, 1977084, 2416436, 3624654, 5436981, 7249308, 10873962, 21747924]

約数ペア:

[(1, 21747924), (2, 10873962), (3, 7249308), (4, 5436981), (6, 3624654), (9, 2416436), (11, 1977084), (12, 1812327), (18, 1208218), (22, 988542), (33, 659028), (36, 604109), (44, 494271), (66, 329514), (99, 219676), (132, 164757), (198, 109838), (396, 54919)]