21755016

素因数分解:

$2^3\times 3^2\times {\mathrm{53}}^1\times {\mathrm{5701}}^1$

素因数の和:5766

約数の個数: 48

約数和(自身を含む): 60042060

約数和(自身を除く): 38287044

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 53, 72, 106, 159, 212, 318, 424, 477, 636, 954, 1272, 1908, 3816, 5701, 11402, 17103, 22804, 34206, 45608, 51309, 68412, 102618, 136824, 205236, 302153, 410472, 604306, 906459, 1208612, 1812918, 2417224, 2719377, 3625836, 5438754, 7251672, 10877508, 21755016]

約数ペア:

[(1, 21755016), (2, 10877508), (3, 7251672), (4, 5438754), (6, 3625836), (8, 2719377), (9, 2417224), (12, 1812918), (18, 1208612), (24, 906459), (36, 604306), (53, 410472), (72, 302153), (106, 205236), (159, 136824), (212, 102618), (318, 68412), (424, 51309), (477, 45608), (636, 34206), (954, 22804), (1272, 17103), (1908, 11402), (3816, 5701)]