21548274

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{2003}}^1$

素因数の和:2182

約数の個数: 32

約数和(自身を含む): 47326464

約数和(自身を除く): 25778190

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 163, 326, 489, 978, 1793, 2003, 3586, 4006, 5379, 6009, 10758, 12018, 22033, 44066, 66099, 132198, 326489, 652978, 979467, 1958934, 3591379, 7182758, 10774137, 21548274]

約数ペア:

[(1, 21548274), (2, 10774137), (3, 7182758), (6, 3591379), (11, 1958934), (22, 979467), (33, 652978), (66, 326489), (163, 132198), (326, 66099), (489, 44066), (978, 22033), (1793, 12018), (2003, 10758), (3586, 6009), (4006, 5379)]