21229508

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{929}}^1$

素因数の和:1159

約数の個数: 24

約数和(自身を含む): 38669400

約数和(自身を除く): 17439892

約数列:

[1, 2, 4, 29, 58, 116, 197, 394, 788, 929, 1858, 3716, 5713, 11426, 22852, 26941, 53882, 107764, 183013, 366026, 732052, 5307377, 10614754, 21229508]

約数ペア:

[(1, 21229508), (2, 10614754), (4, 5307377), (29, 732052), (58, 366026), (116, 183013), (197, 107764), (394, 53882), (788, 26941), (929, 22852), (1858, 11426), (3716, 5713)]