21703612

素因数分解:

$2^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{2221}}^1$

素因数の和:2581

約数の個数: 24

約数和(自身を含む): 43551200

約数和(自身を除く): 21847588

約数列:

[1, 2, 4, 7, 14, 28, 349, 698, 1396, 2221, 2443, 4442, 4886, 8884, 9772, 15547, 31094, 62188, 775129, 1550258, 3100516, 5425903, 10851806, 21703612]

約数ペア:

[(1, 21703612), (2, 10851806), (4, 5425903), (7, 3100516), (14, 1550258), (28, 775129), (349, 62188), (698, 31094), (1396, 15547), (2221, 9772), (2443, 8884), (4442, 4886)]