21186452

素因数分解:

$2^2\times 7^1\times {\mathrm{601}}^1\times {\mathrm{1259}}^1$

素因数の和:1871

約数の個数: 24

約数和(自身を含む): 42477120

約数和(自身を除く): 21290668

約数列:

[1, 2, 4, 7, 14, 28, 601, 1202, 1259, 2404, 2518, 4207, 5036, 8414, 8813, 16828, 17626, 35252, 756659, 1513318, 3026636, 5296613, 10593226, 21186452]

約数ペア:

[(1, 21186452), (2, 10593226), (4, 5296613), (7, 3026636), (14, 1513318), (28, 756659), (601, 35252), (1202, 17626), (1259, 16828), (2404, 8813), (2518, 8414), (4207, 5036)]