21952868

素因数分解:

$2^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{2521}}^1$

素因数の和:2843

約数の個数: 24

約数和(自身を含む): 44064384

約数和(自身を除く): 22111516

約数列:

[1, 2, 4, 7, 14, 28, 311, 622, 1244, 2177, 2521, 4354, 5042, 8708, 10084, 17647, 35294, 70588, 784031, 1568062, 3136124, 5488217, 10976434, 21952868]

約数ペア:

[(1, 21952868), (2, 10976434), (4, 5488217), (7, 3136124), (14, 1568062), (28, 784031), (311, 70588), (622, 35294), (1244, 17647), (2177, 10084), (2521, 8708), (4354, 5042)]