2851653

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1021}}^1$

素因数の和:1057

約数の個数: 24

約数和(自身を含む): 4660320

約数和(自身を除く): 1808667

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 1021, 2793, 3063, 7147, 19399, 21441, 50029, 58197, 135793, 150087, 407379, 950551, 2851653]

約数ペア:

[(1, 2851653), (3, 950551), (7, 407379), (19, 150087), (21, 135793), (49, 58197), (57, 50029), (133, 21441), (147, 19399), (399, 7147), (931, 3063), (1021, 2793)]