21024872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{238919}}^1$

素因数の和:238936

約数の個数: 16

約数和(自身を含む): 43005600

約数和(自身を除く): 21980728

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 238919, 477838, 955676, 1911352, 2628109, 5256218, 10512436, 21024872]

約数ペア:

[(1, 21024872), (2, 10512436), (4, 5256218), (8, 2628109), (11, 1911352), (22, 955676), (44, 477838), (88, 238919)]