21564323

素因数分解:

${\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:442

約数の個数: 16

約数和(自身を含む): 24192000

約数和(自身を除く): 2627677

約数列:

[1, 11, 59, 149, 223, 649, 1639, 2453, 8791, 13157, 33227, 96701, 144727, 365497, 1960393, 21564323]

約数ペア:

[(1, 21564323), (11, 1960393), (59, 365497), (149, 144727), (223, 96701), (649, 33227), (1639, 13157), (2453, 8791)]