21845286944

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{235483}}^1$

素因数の和:235729

約数の個数: 48

約数和(自身を含む): 46524102912

約数和(自身を除く): 24678815968

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 223, 416, 446, 892, 1784, 2899, 3568, 5798, 7136, 11596, 23192, 46384, 92768, 235483, 470966, 941932, 1883864, 3061279, 3767728, 6122558, 7535456, 12245116, 24490232, 48980464, 52512709, 97960928, 105025418, 210050836, 420101672, 682665217, 840203344, 1365330434, 1680406688, 2730660868, 5461321736, 10922643472, 21845286944]

約数ペア:

[(1, 21845286944), (2, 10922643472), (4, 5461321736), (8, 2730660868), (13, 1680406688), (16, 1365330434), (26, 840203344), (32, 682665217), (52, 420101672), (104, 210050836), (208, 105025418), (223, 97960928), (416, 52512709), (446, 48980464), (892, 24490232), (1784, 12245116), (2899, 7535456), (3568, 6122558), (5798, 3767728), (7136, 3061279), (11596, 1883864), (23192, 941932), (46384, 470966), (92768, 235483)]