21497456

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{58417}}^1$

素因数の和:58448

約数の個数: 20

約数和(自身を含む): 43462992

約数和(自身を除く): 21965536

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 58417, 116834, 233668, 467336, 934672, 1343591, 2687182, 5374364, 10748728, 21497456]

約数ペア:

[(1, 21497456), (2, 10748728), (4, 5374364), (8, 2687182), (16, 1343591), (23, 934672), (46, 467336), (92, 233668), (184, 116834), (368, 58417)]