21371281151

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{372121}}^1$

素因数の和:372382

約数の個数: 16

約数和(自身を含む): 24435019008

約数和(自身を除く): 3063737857

約数列:

[1, 11, 23, 227, 253, 2497, 5221, 57431, 372121, 4093331, 8558783, 84471467, 94146613, 929186137, 1942843741, 21371281151]

約数ペア:

[(1, 21371281151), (11, 1942843741), (23, 929186137), (227, 94146613), (253, 84471467), (2497, 8558783), (5221, 4093331), (57431, 372121)]