42276921

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{947}}^1$

素因数の和:1620

約数の個数: 16

約数和(自身を含む): 58973184

約数和(自身を除く): 16696263

約数列:

[1, 3, 23, 69, 647, 947, 1941, 2841, 14881, 21781, 44643, 65343, 612709, 1838127, 14092307, 42276921]

約数ペア:

[(1, 42276921), (3, 14092307), (23, 1838127), (69, 612709), (647, 65343), (947, 44643), (1941, 21781), (2841, 14881)]