21100984

素因数分解:

$2^3\times {\mathrm{941}}^1\times {\mathrm{2803}}^1$

素因数の和:3750

約数の個数: 16

約数和(自身を含む): 39620520

約数和(自身を除く): 18519536

約数列:

[1, 2, 4, 8, 941, 1882, 2803, 3764, 5606, 7528, 11212, 22424, 2637623, 5275246, 10550492, 21100984]

約数ペア:

[(1, 21100984), (2, 10550492), (4, 5275246), (8, 2637623), (941, 22424), (1882, 11212), (2803, 7528), (3764, 5606)]