21554864

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{58573}}^1$

素因数の和:58604

約数の個数: 20

約数和(自身を含む): 43579056

約数和(自身を除く): 22024192

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 58573, 117146, 234292, 468584, 937168, 1347179, 2694358, 5388716, 10777432, 21554864]

約数ペア:

[(1, 21554864), (2, 10777432), (4, 5388716), (8, 2694358), (16, 1347179), (23, 937168), (46, 468584), (92, 234292), (184, 117146), (368, 58573)]