2420943

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:443

約数の個数: 24

約数和(自身を含む): 3852288

約数和(自身を除く): 1431345

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 383, 903, 1149, 2107, 2681, 6321, 8043, 16469, 18767, 49407, 56301, 115283, 345849, 806981, 2420943]

約数ペア:

[(1, 2420943), (3, 806981), (7, 345849), (21, 115283), (43, 56301), (49, 49407), (129, 18767), (147, 16469), (301, 8043), (383, 6321), (903, 2681), (1149, 2107)]