21285438

素因数分解:

$2^1\times 3^1\times {\mathrm{199}}^1\times {\mathrm{17827}}^1$

素因数の和:18031

約数の個数: 16

約数和(自身を含む): 42787200

約数和(自身を除く): 21501762

約数列:

[1, 2, 3, 6, 199, 398, 597, 1194, 17827, 35654, 53481, 106962, 3547573, 7095146, 10642719, 21285438]

約数ペア:

[(1, 21285438), (2, 10642719), (3, 7095146), (6, 3547573), (199, 106962), (398, 53481), (597, 35654), (1194, 17827)]