21247836

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{61057}}^1$

素因数の和:61093

約数の個数: 24

約数和(自身を含む): 51288720

約数和(自身を除く): 30040884

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 174, 348, 61057, 122114, 183171, 244228, 366342, 732684, 1770653, 3541306, 5311959, 7082612, 10623918, 21247836]

約数ペア:

[(1, 21247836), (2, 10623918), (3, 7082612), (4, 5311959), (6, 3541306), (12, 1770653), (29, 732684), (58, 366342), (87, 244228), (116, 183171), (174, 122114), (348, 61057)]