2100315

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 3902976

約数和(自身を除く): 1802661

約数列:

[1, 3, 5, 7, 15, 21, 35, 83, 105, 241, 249, 415, 581, 723, 1205, 1245, 1687, 1743, 2905, 3615, 5061, 8435, 8715, 20003, 25305, 60009, 100015, 140021, 300045, 420063, 700105, 2100315]

約数ペア:

[(1, 2100315), (3, 700105), (5, 420063), (7, 300045), (15, 140021), (21, 100015), (35, 60009), (83, 25305), (105, 20003), (241, 8715), (249, 8435), (415, 5061), (581, 3615), (723, 2905), (1205, 1743), (1245, 1687)]