2524221

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:505

約数の個数: 24

約数和(自身を含む): 4218240

約数和(自身を除く): 1694019

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 389, 721, 927, 1167, 2163, 2723, 3501, 6489, 8169, 24507, 40067, 120201, 280469, 360603, 841407, 2524221]

約数ペア:

[(1, 2524221), (3, 841407), (7, 360603), (9, 280469), (21, 120201), (63, 40067), (103, 24507), (309, 8169), (389, 6489), (721, 3501), (927, 2723), (1167, 2163)]