21090504

素因数分解:

$2^3\times 3^1\times {\mathrm{577}}^1\times {\mathrm{1523}}^1$

素因数の和:2109

約数の個数: 32

約数和(自身を含む): 52852320

約数和(自身を除く): 31761816

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 577, 1154, 1523, 1731, 2308, 3046, 3462, 4569, 4616, 6092, 6924, 9138, 12184, 13848, 18276, 36552, 878771, 1757542, 2636313, 3515084, 5272626, 7030168, 10545252, 21090504]

約数ペア:

[(1, 21090504), (2, 10545252), (3, 7030168), (4, 5272626), (6, 3515084), (8, 2636313), (12, 1757542), (24, 878771), (577, 36552), (1154, 18276), (1523, 13848), (1731, 12184), (2308, 9138), (3046, 6924), (3462, 6092), (4569, 4616)]