21304786

素因数分解:

$2^1\times {\mathrm{181}}^1\times {\mathrm{229}}^1\times {\mathrm{257}}^1$

素因数の和:669

約数の個数: 16

約数和(自身を含む): 32399640

約数和(自身を除く): 11094854

約数列:

[1, 2, 181, 229, 257, 362, 458, 514, 41449, 46517, 58853, 82898, 93034, 117706, 10652393, 21304786]

約数ペア:

[(1, 21304786), (2, 10652393), (181, 117706), (229, 93034), (257, 82898), (362, 58853), (458, 46517), (514, 41449)]