21032144

素因数分解:

$2^4\times 7^1\times {\mathrm{187787}}^1$

素因数の和:187802

約数の個数: 20

約数和(自身を含む): 46571424

約数和(自身を除く): 25539280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 187787, 375574, 751148, 1314509, 1502296, 2629018, 3004592, 5258036, 10516072, 21032144]

約数ペア:

[(1, 21032144), (2, 10516072), (4, 5258036), (7, 3004592), (8, 2629018), (14, 1502296), (16, 1314509), (28, 751148), (56, 375574), (112, 187787)]