21660324

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{257861}}^1$

素因数の和:257875

約数の個数: 24

約数和(自身を含む): 57761088

約数和(自身を除く): 36100764

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 257861, 515722, 773583, 1031444, 1547166, 1805027, 3094332, 3610054, 5415081, 7220108, 10830162, 21660324]

約数ペア:

[(1, 21660324), (2, 10830162), (3, 7220108), (4, 5415081), (6, 3610054), (7, 3094332), (12, 1805027), (14, 1547166), (21, 1031444), (28, 773583), (42, 515722), (84, 257861)]