21310680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{177589}}^1$

素因数の和:177603

約数の個数: 32

約数和(自身を含む): 63932400

約数和(自身を除く): 42621720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 177589, 355178, 532767, 710356, 887945, 1065534, 1420712, 1775890, 2131068, 2663835, 3551780, 4262136, 5327670, 7103560, 10655340, 21310680]

約数ペア:

[(1, 21310680), (2, 10655340), (3, 7103560), (4, 5327670), (5, 4262136), (6, 3551780), (8, 2663835), (10, 2131068), (12, 1775890), (15, 1420712), (20, 1065534), (24, 887945), (30, 710356), (40, 532767), (60, 355178), (120, 177589)]