21235888

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{45767}}^1$

素因数の和:45804

約数の個数: 20

約数和(自身を含む): 42564240

約数和(自身を除く): 21328352

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 45767, 91534, 183068, 366136, 732272, 1327243, 2654486, 5308972, 10617944, 21235888]

約数ペア:

[(1, 21235888), (2, 10617944), (4, 5308972), (8, 2654486), (16, 1327243), (29, 732272), (58, 366136), (116, 183068), (232, 91534), (464, 45767)]