21476158

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{42443}}^1$

素因数の和:42479

約数の個数: 16

約数和(自身を含む): 36671616

約数和(自身を除く): 15195458

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 42443, 84886, 466873, 933746, 976189, 1952378, 10738079, 21476158]

約数ペア:

[(1, 21476158), (2, 10738079), (11, 1952378), (22, 976189), (23, 933746), (46, 466873), (253, 84886), (506, 42443)]