21035313

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1103}}^1$

素因数の和:1285

約数の個数: 24

約数和(自身を含む): 32952192

約数和(自身を除く): 11916879

約数列:

[1, 3, 9, 13, 39, 117, 163, 489, 1103, 1467, 2119, 3309, 6357, 9927, 14339, 19071, 43017, 129051, 179789, 539367, 1618101, 2337257, 7011771, 21035313]

約数ペア:

[(1, 21035313), (3, 7011771), (9, 2337257), (13, 1618101), (39, 539367), (117, 179789), (163, 129051), (489, 43017), (1103, 19071), (1467, 14339), (2119, 9927), (3309, 6357)]