21209550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{141397}}^1$

素因数の和:141412

約数の個数: 24

約数和(自身を含む): 52600056

約数和(自身を除く): 31390506

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 141397, 282794, 424191, 706985, 848382, 1413970, 2120955, 3534925, 4241910, 7069850, 10604775, 21209550]

約数ペア:

[(1, 21209550), (2, 10604775), (3, 7069850), (5, 4241910), (6, 3534925), (10, 2120955), (15, 1413970), (25, 848382), (30, 706985), (50, 424191), (75, 282794), (150, 141397)]