21590166

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7481}}^1$

素因数の和:7536

約数の個数: 32

約数和(自身を含む): 47765088

約数和(自身を除く): 26174922

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 481, 962, 1443, 2886, 7481, 14962, 22443, 44886, 97253, 194506, 276797, 291759, 553594, 583518, 830391, 1660782, 3598361, 7196722, 10795083, 21590166]

約数ペア:

[(1, 21590166), (2, 10795083), (3, 7196722), (6, 3598361), (13, 1660782), (26, 830391), (37, 583518), (39, 553594), (74, 291759), (78, 276797), (111, 194506), (222, 97253), (481, 44886), (962, 22443), (1443, 14962), (2886, 7481)]