21878842

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{25033}}^1$

素因数の和:25077

約数の個数: 16

約数和(自身を含む): 36048960

約数和(自身を除く): 14170118

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 25033, 50066, 475627, 575759, 951254, 1151518, 10939421, 21878842]

約数ペア:

[(1, 21878842), (2, 10939421), (19, 1151518), (23, 951254), (38, 575759), (46, 475627), (437, 50066), (874, 25033)]