21529504

素因数分解:

$2^5\times {\mathrm{173}}^1\times {\mathrm{3889}}^1$

素因数の和:4072

約数の個数: 24

約数和(自身を含む): 42642180

約数和(自身を除く): 21112676

約数列:

[1, 2, 4, 8, 16, 32, 173, 346, 692, 1384, 2768, 3889, 5536, 7778, 15556, 31112, 62224, 124448, 672797, 1345594, 2691188, 5382376, 10764752, 21529504]

約数ペア:

[(1, 21529504), (2, 10764752), (4, 5382376), (8, 2691188), (16, 1345594), (32, 672797), (173, 124448), (346, 62224), (692, 31112), (1384, 15556), (2768, 7778), (3889, 5536)]