21332216

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{86017}}^1$

素因数の和:86054

約数の個数: 16

約数和(自身を含む): 41288640

約数和(自身を除く): 19956424

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 86017, 172034, 344068, 688136, 2666527, 5333054, 10666108, 21332216]

約数ペア:

[(1, 21332216), (2, 10666108), (4, 5333054), (8, 2666527), (31, 688136), (62, 344068), (124, 172034), (248, 86017)]