21540348

素因数分解:

$2^2\times 3^2\times {\mathrm{307}}^1\times {\mathrm{1949}}^1$

素因数の和:2266

約数の個数: 36

約数和(自身を含む): 54654600

約数和(自身を除く): 33114252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 307, 614, 921, 1228, 1842, 1949, 2763, 3684, 3898, 5526, 5847, 7796, 11052, 11694, 17541, 23388, 35082, 70164, 598343, 1196686, 1795029, 2393372, 3590058, 5385087, 7180116, 10770174, 21540348]

約数ペア:

[(1, 21540348), (2, 10770174), (3, 7180116), (4, 5385087), (6, 3590058), (9, 2393372), (12, 1795029), (18, 1196686), (36, 598343), (307, 70164), (614, 35082), (921, 23388), (1228, 17541), (1842, 11694), (1949, 11052), (2763, 7796), (3684, 5847), (3898, 5526)]