21147024

素因数分解:

$2^4\times 3^1\times {\mathrm{127}}^1\times {\mathrm{3469}}^1$

素因数の和:3607

約数の個数: 40

約数和(自身を含む): 55075840

約数和(自身を除く): 33928816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 127, 254, 381, 508, 762, 1016, 1524, 2032, 3048, 3469, 6096, 6938, 10407, 13876, 20814, 27752, 41628, 55504, 83256, 166512, 440563, 881126, 1321689, 1762252, 2643378, 3524504, 5286756, 7049008, 10573512, 21147024]

約数ペア:

[(1, 21147024), (2, 10573512), (3, 7049008), (4, 5286756), (6, 3524504), (8, 2643378), (12, 1762252), (16, 1321689), (24, 881126), (48, 440563), (127, 166512), (254, 83256), (381, 55504), (508, 41628), (762, 27752), (1016, 20814), (1524, 13876), (2032, 10407), (3048, 6938), (3469, 6096)]