20223945

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{21401}}^1$

素因数の和:21422

約数の個数: 32

約数和(自身を含む): 41091840

約数和(自身を除く): 20867895

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 21401, 64203, 107005, 149807, 192609, 321015, 449421, 577827, 749035, 963045, 1348263, 2247105, 2889135, 4044789, 6741315, 20223945]

約数ペア:

[(1, 20223945), (3, 6741315), (5, 4044789), (7, 2889135), (9, 2247105), (15, 1348263), (21, 963045), (27, 749035), (35, 577827), (45, 449421), (63, 321015), (105, 192609), (135, 149807), (189, 107005), (315, 64203), (945, 21401)]