21584388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{256957}}^1$

素因数の和:256971

約数の個数: 24

約数和(自身を含む): 57558592

約数和(自身を除く): 35974204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 256957, 513914, 770871, 1027828, 1541742, 1798699, 3083484, 3597398, 5396097, 7194796, 10792194, 21584388]

約数ペア:

[(1, 21584388), (2, 10792194), (3, 7194796), (4, 5396097), (6, 3597398), (7, 3083484), (12, 1798699), (14, 1541742), (21, 1027828), (28, 770871), (42, 513914), (84, 256957)]