21136560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{88069}}^1$

素因数の和:88085

約数の個数: 40

約数和(自身を含む): 65524080

約数和(自身を除く): 44387520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 88069, 176138, 264207, 352276, 440345, 528414, 704552, 880690, 1056828, 1321035, 1409104, 1761380, 2113656, 2642070, 3522760, 4227312, 5284140, 7045520, 10568280, 21136560]

約数ペア:

[(1, 21136560), (2, 10568280), (3, 7045520), (4, 5284140), (5, 4227312), (6, 3522760), (8, 2642070), (10, 2113656), (12, 1761380), (15, 1409104), (16, 1321035), (20, 1056828), (24, 880690), (30, 704552), (40, 528414), (48, 440345), (60, 352276), (80, 264207), (120, 176138), (240, 88069)]