21192272

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{45673}}^1$

素因数の和:45710

約数の個数: 20

約数和(自身を含む): 42476820

約数和(自身を除く): 21284548

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 45673, 91346, 182692, 365384, 730768, 1324517, 2649034, 5298068, 10596136, 21192272]

約数ペア:

[(1, 21192272), (2, 10596136), (4, 5298068), (8, 2649034), (16, 1324517), (29, 730768), (58, 365384), (116, 182692), (232, 91346), (464, 45673)]