21870804

素因数分解:

$2^2\times 3^1\times {\mathrm{971}}^1\times {\mathrm{1877}}^1$

素因数の和:2855

約数の個数: 24

約数和(自身を含む): 51111648

約数和(自身を除く): 29240844

約数列:

[1, 2, 3, 4, 6, 12, 971, 1877, 1942, 2913, 3754, 3884, 5631, 5826, 7508, 11262, 11652, 22524, 1822567, 3645134, 5467701, 7290268, 10935402, 21870804]

約数ペア:

[(1, 21870804), (2, 10935402), (3, 7290268), (4, 5467701), (6, 3645134), (12, 1822567), (971, 22524), (1877, 11652), (1942, 11262), (2913, 7508), (3754, 5826), (3884, 5631)]