21333540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{355559}}^1$

素因数の和:355571

約数の個数: 24

約数和(自身を含む): 59734080

約数和(自身を除く): 38400540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 355559, 711118, 1066677, 1422236, 1777795, 2133354, 3555590, 4266708, 5333385, 7111180, 10666770, 21333540]

約数ペア:

[(1, 21333540), (2, 10666770), (3, 7111180), (4, 5333385), (5, 4266708), (6, 3555590), (10, 2133354), (12, 1777795), (15, 1422236), (20, 1066677), (30, 711118), (60, 355559)]