2121270.00000000

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{971}}^1$

素因数の和:1041

約数の個数: 32

約数和(自身を含む): 28366848

約数和(自身を除く): 11014107

約数列:

[1, 3, 7, 21, 23, 37, 69, 111, 161, 259, 483, 777, 851, 971, 2553, 2913, 5957, 6797, 17871, 20391, 22333, 35927, 66999, 107781, 156331, 251489, 468993, 754467, 826321, 2478963, 5784247, 17352741]

約数ペア:

[(1, 17352741), (3, 5784247), (7, 2478963), (21, 826321), (23, 754467), (37, 468993), (69, 251489), (111, 156331), (161, 107781), (259, 66999), (483, 35927), (777, 22333), (851, 20391), (971, 17871), (2553, 6797), (2913, 5957)]