21691272

素因数分解:

$2^3\times 3^1\times {\mathrm{903803}}^1$

素因数の和:903812

約数の個数: 16

約数和(自身を含む): 54228240

約数和(自身を除く): 32536968

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 903803, 1807606, 2711409, 3615212, 5422818, 7230424, 10845636, 21691272]

約数ペア:

[(1, 21691272), (2, 10845636), (3, 7230424), (4, 5422818), (6, 3615212), (8, 2711409), (12, 1807606), (24, 903803)]