22239987

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2239}}^1$

素因数の和:2303

約数の個数: 32

約数和(自身を含む): 37847040

約数和(自身を除く): 15607053

約数列:

[1, 3, 7, 11, 21, 33, 43, 77, 129, 231, 301, 473, 903, 1419, 2239, 3311, 6717, 9933, 15673, 24629, 47019, 73887, 96277, 172403, 288831, 517209, 673939, 1059047, 2021817, 3177141, 7413329, 22239987]

約数ペア:

[(1, 22239987), (3, 7413329), (7, 3177141), (11, 2021817), (21, 1059047), (33, 673939), (43, 517209), (77, 288831), (129, 172403), (231, 96277), (301, 73887), (473, 47019), (903, 24629), (1419, 15673), (2239, 9933), (3311, 6717)]