21644424

素因数分解:

$2^3\times 3^2\times {\mathrm{521}}^1\times {\mathrm{577}}^1$

素因数の和:1110

約数の個数: 48

約数和(自身を含む): 58834620

約数和(自身を除く): 37190196

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 521, 577, 1042, 1154, 1563, 1731, 2084, 2308, 3126, 3462, 4168, 4616, 4689, 5193, 6252, 6924, 9378, 10386, 12504, 13848, 18756, 20772, 37512, 41544, 300617, 601234, 901851, 1202468, 1803702, 2404936, 2705553, 3607404, 5411106, 7214808, 10822212, 21644424]

約数ペア:

[(1, 21644424), (2, 10822212), (3, 7214808), (4, 5411106), (6, 3607404), (8, 2705553), (9, 2404936), (12, 1803702), (18, 1202468), (24, 901851), (36, 601234), (72, 300617), (521, 41544), (577, 37512), (1042, 20772), (1154, 18756), (1563, 13848), (1731, 12504), (2084, 10386), (2308, 9378), (3126, 6924), (3462, 6252), (4168, 5193), (4616, 4689)]