21551772

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3797}}^1$

素因数の和:3858

約数の個数: 48

約数和(自身を含む): 56149632

約数和(自身を除く): 34597860

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 43, 44, 66, 86, 129, 132, 172, 258, 473, 516, 946, 1419, 1892, 2838, 3797, 5676, 7594, 11391, 15188, 22782, 41767, 45564, 83534, 125301, 163271, 167068, 250602, 326542, 489813, 501204, 653084, 979626, 1795981, 1959252, 3591962, 5387943, 7183924, 10775886, 21551772]

約数ペア:

[(1, 21551772), (2, 10775886), (3, 7183924), (4, 5387943), (6, 3591962), (11, 1959252), (12, 1795981), (22, 979626), (33, 653084), (43, 501204), (44, 489813), (66, 326542), (86, 250602), (129, 167068), (132, 163271), (172, 125301), (258, 83534), (473, 45564), (516, 41767), (946, 22782), (1419, 15188), (1892, 11391), (2838, 7594), (3797, 5676)]