21476908

素因数分解:

$2^2\times {\mathrm{1301}}^1\times {\mathrm{4127}}^1$

素因数の和:5432

約数の個数: 12

約数和(自身を含む): 37622592

約数和(自身を除く): 16145684

約数列:

[1, 2, 4, 1301, 2602, 4127, 5204, 8254, 16508, 5369227, 10738454, 21476908]

約数ペア:

[(1, 21476908), (2, 10738454), (4, 5369227), (1301, 16508), (2602, 8254), (4127, 5204)]