21954592

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{643}}^1$

素因数の和:761

約数の個数: 48

約数和(自身を含む): 47712672

約数和(自身を除く): 25758080

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 97, 176, 194, 352, 388, 643, 776, 1067, 1286, 1552, 2134, 2572, 3104, 4268, 5144, 7073, 8536, 10288, 14146, 17072, 20576, 28292, 34144, 56584, 62371, 113168, 124742, 226336, 249484, 498968, 686081, 997936, 1372162, 1995872, 2744324, 5488648, 10977296, 21954592]

約数ペア:

[(1, 21954592), (2, 10977296), (4, 5488648), (8, 2744324), (11, 1995872), (16, 1372162), (22, 997936), (32, 686081), (44, 498968), (88, 249484), (97, 226336), (176, 124742), (194, 113168), (352, 62371), (388, 56584), (643, 34144), (776, 28292), (1067, 20576), (1286, 17072), (1552, 14146), (2134, 10288), (2572, 8536), (3104, 7073), (4268, 5144)]