21749856

素因数分解:

$2^5\times 3^1\times {\mathrm{71}}^1\times {\mathrm{3191}}^1$

素因数の和:3275

約数の個数: 48

約数和(自身を含む): 57915648

約数和(自身を除く): 36165792

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 71, 96, 142, 213, 284, 426, 568, 852, 1136, 1704, 2272, 3191, 3408, 6382, 6816, 9573, 12764, 19146, 25528, 38292, 51056, 76584, 102112, 153168, 226561, 306336, 453122, 679683, 906244, 1359366, 1812488, 2718732, 3624976, 5437464, 7249952, 10874928, 21749856]

約数ペア:

[(1, 21749856), (2, 10874928), (3, 7249952), (4, 5437464), (6, 3624976), (8, 2718732), (12, 1812488), (16, 1359366), (24, 906244), (32, 679683), (48, 453122), (71, 306336), (96, 226561), (142, 153168), (213, 102112), (284, 76584), (426, 51056), (568, 38292), (852, 25528), (1136, 19146), (1704, 12764), (2272, 9573), (3191, 6816), (3408, 6382)]