21641824

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{11087}}^1$

素因数の和:11158

約数の個数: 24

約数和(自身を含む): 43309728

約数和(自身を除く): 21667904

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 11087, 22174, 44348, 88696, 177392, 354784, 676307, 1352614, 2705228, 5410456, 10820912, 21641824]

約数ペア:

[(1, 21641824), (2, 10820912), (4, 5410456), (8, 2705228), (16, 1352614), (32, 676307), (61, 354784), (122, 177392), (244, 88696), (488, 44348), (976, 22174), (1952, 11087)]