21254432

素因数分解:

$2^5\times {\mathrm{283}}^1\times {\mathrm{2347}}^1$

素因数の和:2640

約数の個数: 24

約数和(自身を含む): 42010416

約数和(自身を除く): 20755984

約数列:

[1, 2, 4, 8, 16, 32, 283, 566, 1132, 2264, 2347, 4528, 4694, 9056, 9388, 18776, 37552, 75104, 664201, 1328402, 2656804, 5313608, 10627216, 21254432]

約数ペア:

[(1, 21254432), (2, 10627216), (4, 5313608), (8, 2656804), (16, 1328402), (32, 664201), (283, 75104), (566, 37552), (1132, 18776), (2264, 9388), (2347, 9056), (4528, 4694)]