21225156

素因数分解:

$2^2\times 3^1\times {\mathrm{313}}^1\times {\mathrm{5651}}^1$

素因数の和:5971

約数の個数: 24

約数和(自身を含む): 49692384

約数和(自身を除く): 28467228

約数列:

[1, 2, 3, 4, 6, 12, 313, 626, 939, 1252, 1878, 3756, 5651, 11302, 16953, 22604, 33906, 67812, 1768763, 3537526, 5306289, 7075052, 10612578, 21225156]

約数ペア:

[(1, 21225156), (2, 10612578), (3, 7075052), (4, 5306289), (6, 3537526), (12, 1768763), (313, 67812), (626, 33906), (939, 22604), (1252, 16953), (1878, 11302), (3756, 5651)]