21428134

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5119}}^1$

素因数の和:5164

約数の個数: 32

約数和(自身を含む): 41287680

約数和(自身を除く): 19859546

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 182, 299, 322, 598, 2093, 4186, 5119, 10238, 35833, 66547, 71666, 117737, 133094, 235474, 465829, 824159, 931658, 1530581, 1648318, 3061162, 10714067, 21428134]

約数ペア:

[(1, 21428134), (2, 10714067), (7, 3061162), (13, 1648318), (14, 1530581), (23, 931658), (26, 824159), (46, 465829), (91, 235474), (161, 133094), (182, 117737), (299, 71666), (322, 66547), (598, 35833), (2093, 10238), (4186, 5119)]