21304888

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{242101}}^1$

素因数の和:242118

約数の個数: 16

約数和(自身を含む): 43578360

約数和(自身を除く): 22273472

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 242101, 484202, 968404, 1936808, 2663111, 5326222, 10652444, 21304888]

約数ペア:

[(1, 21304888), (2, 10652444), (4, 5326222), (8, 2663111), (11, 1936808), (22, 968404), (44, 484202), (88, 242101)]