21849883

素因数分解:

${\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:458

約数の個数: 16

約数和(自身を含む): 24520320

約数和(自身を除く): 2670437

約数列:

[1, 11, 59, 131, 257, 649, 1441, 2827, 7729, 15163, 33667, 85019, 166793, 370337, 1986353, 21849883]

約数ペア:

[(1, 21849883), (11, 1986353), (59, 370337), (131, 166793), (257, 85019), (649, 33667), (1441, 15163), (2827, 7729)]