21132448

素因数分解:

$2^5\times {\mathrm{139}}^1\times {\mathrm{4751}}^1$

素因数の和:4900

約数の個数: 24

約数和(自身を含む): 41912640

約数和(自身を除く): 20780192

約数列:

[1, 2, 4, 8, 16, 32, 139, 278, 556, 1112, 2224, 4448, 4751, 9502, 19004, 38008, 76016, 152032, 660389, 1320778, 2641556, 5283112, 10566224, 21132448]

約数ペア:

[(1, 21132448), (2, 10566224), (4, 5283112), (8, 2641556), (16, 1320778), (32, 660389), (139, 152032), (278, 76016), (556, 38008), (1112, 19004), (2224, 9502), (4448, 4751)]