21445844

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{33301}}^1$

素因数の和:33335

約数の個数: 24

約数和(自身を含む): 44757888

約数和(自身を除く): 23312044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 33301, 66602, 133204, 233107, 466214, 765923, 932428, 1531846, 3063692, 5361461, 10722922, 21445844]

約数ペア:

[(1, 21445844), (2, 10722922), (4, 5361461), (7, 3063692), (14, 1531846), (23, 932428), (28, 765923), (46, 466214), (92, 233107), (161, 133204), (322, 66602), (644, 33301)]