21467445

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 35389440

約数和(自身を除く): 13921995

約数列:

[1, 3, 5, 15, 59, 127, 177, 191, 295, 381, 573, 635, 885, 955, 1905, 2865, 7493, 11269, 22479, 24257, 33807, 37465, 56345, 72771, 112395, 121285, 169035, 363855, 1431163, 4293489, 7155815, 21467445]

約数ペア:

[(1, 21467445), (3, 7155815), (5, 4293489), (15, 1431163), (59, 363855), (127, 169035), (177, 121285), (191, 112395), (295, 72771), (381, 56345), (573, 37465), (635, 33807), (885, 24257), (955, 22479), (1905, 11269), (2865, 7493)]