21263638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{42023}}^1$

素因数の和:42059

約数の個数: 16

約数和(自身を含む): 36308736

約数和(自身を除く): 15045098

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 42023, 84046, 462253, 924506, 966529, 1933058, 10631819, 21263638]

約数ペア:

[(1, 21263638), (2, 10631819), (11, 1933058), (22, 966529), (23, 924506), (46, 462253), (253, 84046), (506, 42023)]