21766216

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{87767}}^1$

素因数の和:87804

約数の個数: 16

約数和(自身を含む): 42128640

約数和(自身を除く): 20362424

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 87767, 175534, 351068, 702136, 2720777, 5441554, 10883108, 21766216]

約数ペア:

[(1, 21766216), (2, 10883108), (4, 5441554), (8, 2720777), (31, 702136), (62, 351068), (124, 175534), (248, 87767)]