21952364

素因数分解:

$2^2\times 7^1\times {\mathrm{353}}^1\times {\mathrm{2221}}^1$

素因数の和:2585

約数の個数: 24

約数和(自身を含む): 44048928

約数和(自身を除く): 22096564

約数列:

[1, 2, 4, 7, 14, 28, 353, 706, 1412, 2221, 2471, 4442, 4942, 8884, 9884, 15547, 31094, 62188, 784013, 1568026, 3136052, 5488091, 10976182, 21952364]

約数ペア:

[(1, 21952364), (2, 10976182), (4, 5488091), (7, 3136052), (14, 1568026), (28, 784013), (353, 62188), (706, 31094), (1412, 15547), (2221, 9884), (2471, 8884), (4442, 4942)]