21396810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{713227}}^1$

素因数の和:713237

約数の個数: 16

約数和(自身を含む): 51352416

約数和(自身を除く): 29955606

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 713227, 1426454, 2139681, 3566135, 4279362, 7132270, 10698405, 21396810]

約数ペア:

[(1, 21396810), (2, 10698405), (3, 7132270), (5, 4279362), (6, 3566135), (10, 2139681), (15, 1426454), (30, 713227)]