2533251

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{907}}^1$

素因数の和:943

約数の個数: 24

約数和(自身を含む): 4140480

約数和(自身を除く): 1607229

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 907, 931, 2721, 2793, 6349, 17233, 19047, 44443, 51699, 120631, 133329, 361893, 844417, 2533251]

約数ペア:

[(1, 2533251), (3, 844417), (7, 361893), (19, 133329), (21, 120631), (49, 51699), (57, 44443), (133, 19047), (147, 17233), (399, 6349), (907, 2793), (931, 2721)]